Index: libgomp/ChangeLog =================================================================== --- libgomp/ChangeLog (.../tags/gcc_7_2_0_release) +++ libgomp/ChangeLog (.../branches/gcc-7-branch) @@ -1,3 +1,47 @@ +2017-12-15 Jakub Jelinek + + Backported from mainline + 2017-11-24 Jakub Jelinek + + PR fortran/81304 + * testsuite/libgomp.fortran/pr81304.f90: New test. + + 2017-11-23 Jakub Jelinek + + PR fortran/81841 + * libgomp.fortran/pr81841.f90: New test. + +2017-12-10 Tom de Vries + + backport from trunk: + PR c/81875 + 2017-09-16 Tom de Vries + + * testsuite/libgomp.c/pr81875.c: New test. + +2017-09-15 Jakub Jelinek + + Backported from mainline + 2017-09-14 Jakub Jelinek + + PR c++/81314 + * testsuite/libgomp.c++/pr81314.C: New test. + +2017-09-07 Jakub Jelinek + + Backported from mainline + 2017-08-09 Jakub Jelinek + + PR c/81687 + * testsuite/libgomp.c/pr81687-1.c: New test. + * testsuite/libgomp.c/pr81687-2.c: New test. + + 2017-07-27 Jakub Jelinek + + PR c/45784 + * testsuite/libgomp.c/pr45784.c: New test. + * testsuite/libgomp.c++/pr45784.C: New test. + 2017-08-14 Release Manager * GCC 7.2.0 released. Index: libgomp/testsuite/libgomp.c++/pr81314.C =================================================================== --- libgomp/testsuite/libgomp.c++/pr81314.C (.../tags/gcc_7_2_0_release) (nonexistent) +++ libgomp/testsuite/libgomp.c++/pr81314.C (.../branches/gcc-7-branch) @@ -0,0 +1,38 @@ +// PR c++/81314 +// { dg-do link } + +template +struct S { + S () { s = 0; } + S (const S &x) { s = x.s; } + ~S () {} + int s; +}; + +void +foo (S<2> &x) +{ + #pragma omp taskloop + for (int i = 0; i < 100; ++i) + x.s++; +} + +void +bar (S<3> &x) +{ + #pragma omp task + x.s++; +} + +int +main () +{ + S<2> s; + S<3> t; + #pragma omp parallel + #pragma omp master + { + foo (s); + bar (t); + } +} Index: libgomp/testsuite/libgomp.c++/pr45784.C =================================================================== --- libgomp/testsuite/libgomp.c++/pr45784.C (.../tags/gcc_7_2_0_release) (nonexistent) +++ libgomp/testsuite/libgomp.c++/pr45784.C (.../branches/gcc-7-branch) @@ -0,0 +1,5 @@ +// PR c/45784 +// { dg-do run } + +#include "../libgomp.c/pr45784.c" + Index: libgomp/testsuite/libgomp.fortran/pr81304.f90 =================================================================== --- libgomp/testsuite/libgomp.fortran/pr81304.f90 (.../tags/gcc_7_2_0_release) (nonexistent) +++ libgomp/testsuite/libgomp.fortran/pr81304.f90 (.../branches/gcc-7-branch) @@ -0,0 +1,17 @@ +! PR fortran/81304 +! { dg-do run } +! { dg-options "-Wsurprising" } + +program pr81304 + integer :: i + real, dimension(1:3) :: a, b, c + a = 128 + b = 0 +!$omp parallel do reduction(min: a) reduction(max: b) private (c) ! { dg-bogus "Type specified for intrinsic function" } + do i = 1, 16 + c = (/ i, i - 5, i + 5 /) + a = min (a, c) + b = max (b, c) + end do + if (any (a /= (/ 1, -4, 6 /)) .or. any (b /= (/ 16, 11, 21 /))) call abort +end Index: libgomp/testsuite/libgomp.fortran/pr81841.f90 =================================================================== --- libgomp/testsuite/libgomp.fortran/pr81841.f90 (.../tags/gcc_7_2_0_release) (nonexistent) +++ libgomp/testsuite/libgomp.fortran/pr81841.f90 (.../branches/gcc-7-branch) @@ -0,0 +1,26 @@ +! PR fortran/81841 +! { dg-do run } + +block data + integer :: a + real :: b(2) + common /c/ a, b + !$omp threadprivate (/c/) + data a / 32 / + data b /2*1./ +end + +program pr81841 + use omp_lib + integer :: e + real :: f(2) + common /c/ e, f + !$omp threadprivate (/c/) + !$omp parallel num_threads(8) + if ((e /= 32) .or. any(f /= 1.)) call abort + e = omp_get_thread_num () + f = e + 19. + !$omp barrier + if ((e /= omp_get_thread_num ()) .or. any(f /= e + 19.)) call abort + !$omp end parallel +end Index: libgomp/testsuite/libgomp.c/pr81687-2.c =================================================================== --- libgomp/testsuite/libgomp.c/pr81687-2.c (.../tags/gcc_7_2_0_release) (nonexistent) +++ libgomp/testsuite/libgomp.c/pr81687-2.c (.../branches/gcc-7-branch) @@ -0,0 +1,27 @@ +/* PR c/81687 */ +/* { dg-do link } */ +/* { dg-additional-options "-O2" } */ + +int +main () +{ + __label__ lab4, lab5, lab6; + volatile int l = 0; + int m = l; + void foo (int x) { if (x == 1) goto lab4; } + void bar (int x) { if (x == 2) goto lab5; } + void baz (int x) { if (x == 3) goto lab6; } + #pragma omp parallel + { + foo (m + 1); + lab4:; + } + #pragma omp task + { + bar (m + 2); + lab5:; + } + baz (m + 3); + lab6:; + return 0; +} Index: libgomp/testsuite/libgomp.c/pr81875.c =================================================================== --- libgomp/testsuite/libgomp.c/pr81875.c (.../tags/gcc_7_2_0_release) (nonexistent) +++ libgomp/testsuite/libgomp.c/pr81875.c (.../branches/gcc-7-branch) @@ -0,0 +1,46 @@ +/* { dg-do run } */ + +extern +#ifdef __cplusplus +"C" +#endif +void abort (void); + +#define N 32ULL +int a[N]; + +const unsigned long long c = 0x7fffffffffffffffULL; + +void +f2_tpf_static32 (void) +{ + unsigned long long i; + #pragma omp for + for (i = c + N; i > c; i -= 1ULL) + a[i - 1ULL - c] -= 4; +} + +__attribute__((noinline, noclone)) int +test_tpf_static32 (void) +{ + int i, j, k; + for (i = 0; i < N; i++) + a[i] = i - 25; + + f2_tpf_static32 (); + + for (i = 0; i < N; i++) + if (a[i] != i - 29) + return 1; + + return 0; +} + +int +main () +{ + if (test_tpf_static32 ()) + abort (); + + return 0; +} Index: libgomp/testsuite/libgomp.c/pr45784.c =================================================================== --- libgomp/testsuite/libgomp.c/pr45784.c (.../tags/gcc_7_2_0_release) (nonexistent) +++ libgomp/testsuite/libgomp.c/pr45784.c (.../branches/gcc-7-branch) @@ -0,0 +1,41 @@ +/* PR c/45784 */ +/* { dg-do run } */ + +void +foo (int n) +{ + char *p, vla[2 * n]; + int i; + #pragma omp parallel for + for (p = vla; p < vla + (sizeof (vla) / sizeof (vla[0])); p++) + *p = ' '; + #pragma omp parallel for + for (i = 0; i < 2 * n; i++) + if (vla[i] != ' ') + __builtin_abort (); +} + +void +bar (int n) +{ + char *p, vla1[n], vla2[n * 2], vla3[n * 3], vla4[n * 4]; + int i; + __builtin_memset (vla4, ' ', n * 4); + #pragma omp parallel for + for (p = vla4 + sizeof (vla1); p < vla4 + sizeof (vla3) - sizeof (vla2) + sizeof (vla1); p += sizeof (vla4) / sizeof (vla4)) + p[0] = '!'; + #pragma omp parallel for + for (i = 0; i < n * 4; i++) + if (vla4[i] != ((i >= n && i < 2 * n) ? '!' : ' ')) + __builtin_abort (); +} + +int +main () +{ + volatile int n; + n = 128; + foo (n); + bar (n); + return 0; +} Index: libgomp/testsuite/libgomp.c/pr81687-1.c =================================================================== --- libgomp/testsuite/libgomp.c/pr81687-1.c (.../tags/gcc_7_2_0_release) (nonexistent) +++ libgomp/testsuite/libgomp.c/pr81687-1.c (.../branches/gcc-7-branch) @@ -0,0 +1,23 @@ +/* PR c/81687 */ +/* { dg-do link } */ +/* { dg-additional-options "-O2" } */ + +extern int printf (const char *, ...); + +int +main () +{ + #pragma omp parallel + { + lab1: + printf ("lab1=%p\n", (void *)(&&lab1)); + } + lab2: + #pragma omp parallel + { + lab3: + printf ("lab2=%p\n", (void *)(&&lab2)); + } + printf ("lab3=%p\n", (void *)(&&lab3)); + return 0; +} Index: libsanitizer/include/system/sys/ptrace.h =================================================================== --- libsanitizer/include/system/sys/ptrace.h (.../tags/gcc_7_2_0_release) (nonexistent) +++ libsanitizer/include/system/sys/ptrace.h (.../branches/gcc-7-branch) @@ -0,0 +1,7 @@ +#include_next +#ifndef PTRACE_GETREGSET +/* glibc before + https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=cbff0d9689c4d68578b6a4f0a17807232506ea27 + doesn't define PTRACE_GETREGSET. */ +#define PTRACE_GETREGSET 0x4204 +#endif Index: libsanitizer/ChangeLog =================================================================== --- libsanitizer/ChangeLog (.../tags/gcc_7_2_0_release) +++ libsanitizer/ChangeLog (.../branches/gcc-7-branch) @@ -1,3 +1,25 @@ +2017-10-20 Jakub Jelinek + + PR sanitizer/82595 + * lsan/Makefile.am (lsan_files): Remove lsan_preinit.cc. + * lsan/Makefile.in: Regenerated. + +2017-10-05 H.J. Lu + + Backported from mainline + 2017-10-05 H.J. Lu + + PR sanitizer/82379 + * configure.tgt (SANITIZER_COMMON_TARGET_DEPENDENT_OBJECTS): Set + to sanitizer_linux_x86_64.lo if __x86_64__ is defined by $CC. + +2017-09-07 Jakub Jelinek + + Backported from mainline + 2017-08-07 Jakub Jelinek + + * include/system/sys/ptrace.h: New file. + 2017-08-14 Release Manager * GCC 7.2.0 released. Index: libsanitizer/lsan/Makefile.in =================================================================== --- libsanitizer/lsan/Makefile.in (.../tags/gcc_7_2_0_release) +++ libsanitizer/lsan/Makefile.in (.../branches/gcc-7-branch) @@ -109,7 +109,7 @@ $(am__append_1) $(am__DEPENDENCIES_1) am__objects_1 = lsan_common.lo lsan_common_linux.lo am__objects_2 = $(am__objects_1) lsan.lo lsan_allocator.lo \ - lsan_interceptors.lo lsan_preinit.lo lsan_thread.lo + lsan_interceptors.lo lsan_thread.lo am_liblsan_la_OBJECTS = $(am__objects_2) liblsan_la_OBJECTS = $(am_liblsan_la_OBJECTS) liblsan_la_LINK = $(LIBTOOL) --tag=CXX $(AM_LIBTOOLFLAGS) \ @@ -306,7 +306,6 @@ lsan.cc \ lsan_allocator.cc \ lsan_interceptors.cc \ - lsan_preinit.cc \ lsan_thread.cc libsanitizer_lsan_la_SOURCES = $(sanitizer_lsan_files) @@ -447,7 +446,6 @@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/lsan_common.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/lsan_common_linux.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/lsan_interceptors.Plo@am__quote@ -@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/lsan_preinit.Plo@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/lsan_thread.Plo@am__quote@ .cc.o: Index: libsanitizer/lsan/Makefile.am =================================================================== --- libsanitizer/lsan/Makefile.am (.../tags/gcc_7_2_0_release) +++ libsanitizer/lsan/Makefile.am (.../branches/gcc-7-branch) @@ -23,7 +23,6 @@ lsan.cc \ lsan_allocator.cc \ lsan_interceptors.cc \ - lsan_preinit.cc \ lsan_thread.cc libsanitizer_lsan_la_SOURCES = $(sanitizer_lsan_files) Index: libsanitizer/configure.tgt =================================================================== --- libsanitizer/configure.tgt (.../tags/gcc_7_2_0_release) +++ libsanitizer/configure.tgt (.../branches/gcc-7-branch) @@ -27,6 +27,8 @@ TSAN_SUPPORTED=yes LSAN_SUPPORTED=yes TSAN_TARGET_DEPENDENT_OBJECTS=tsan_rtl_amd64.lo + fi + if echo "int x = __x86_64__;" | $CC -c -x c -o /dev/null - > /dev/null 2>&1; then SANITIZER_COMMON_TARGET_DEPENDENT_OBJECTS=sanitizer_linux_x86_64.lo fi ;; Index: libstdc++-v3/python/libstdcxx/v6/printers.py =================================================================== --- libstdc++-v3/python/libstdcxx/v6/printers.py (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/python/libstdcxx/v6/printers.py (.../branches/gcc-7-branch) @@ -1277,7 +1277,7 @@ Recognizes type names that match a regular expression. Replaces them with a formatted string which can use replacement field {N} to refer to the \N subgroup of the regex match. - Type printers are recusively applied to the subgroups. + Type printers are recursively applied to the subgroups. This allows recognizing e.g. "std::vector<(.*), std::allocator<\\1> >" and replacing it with "std::vector<{1}>", omitting the template argument @@ -1473,15 +1473,15 @@ 'unordered_multiset<{1}>') # strip the "fundamentals_v1" inline namespace from these types - add_one_template_type_printer(obj, 'any', - 'experimental::fundamentals_v\d::any<(.*)>', - 'experimental::any<\\1>') + add_one_template_type_printer(obj, 'any', + 'experimental::fundamentals_v\d::any', + 'experimental::any') add_one_template_type_printer(obj, 'optional', 'experimental::fundamentals_v\d::optional<(.*)>', - 'experimental::optional<\\1>') + 'experimental::optional<{1}>') add_one_template_type_printer(obj, 'basic_string_view', 'experimental::fundamentals_v\d::basic_string_view<(.*), std::char_traits<\\1> >', - 'experimental::basic_string_view<\\1>') + 'experimental::basic_string_view<{1}>') def register_libstdcxx_printers (obj): "Register libstdc++ pretty-printers with objfile Obj." Index: libstdc++-v3/src/filesystem/ops.cc =================================================================== --- libstdc++-v3/src/filesystem/ops.cc (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/src/filesystem/ops.cc (.../branches/gcc-7-branch) @@ -443,48 +443,68 @@ return false; } + size_t count = from_st->st_size; #ifdef _GLIBCXX_USE_SENDFILE off_t offset = 0; - const auto n = ::sendfile(out.fd, in.fd, &offset, from_st->st_size); - if (n < 0 && (errno == ENOSYS || errno == EINVAL)) + ssize_t n = ::sendfile(out.fd, in.fd, &offset, count); + if (n < 0 && errno != ENOSYS && errno != EINVAL) { -#endif - __gnu_cxx::stdio_filebuf sbin(in.fd, std::ios::in); - __gnu_cxx::stdio_filebuf sbout(out.fd, std::ios::out); - if (sbin.is_open()) - in.fd = -1; - if (sbout.is_open()) - out.fd = -1; - if (from_st->st_size && !(std::ostream(&sbout) << &sbin)) + ec.assign(errno, std::generic_category()); + return false; + } + if ((size_t)n == count) + { + if (!out.close() || !in.close()) { - ec = std::make_error_code(std::errc::io_error); - return false; - } - if (!sbout.close() || !sbin.close()) - { ec.assign(errno, std::generic_category()); return false; } - ec.clear(); return true; + } + else if (n > 0) + count -= n; +#endif // _GLIBCXX_USE_SENDFILE + using std::ios; + __gnu_cxx::stdio_filebuf sbin(in.fd, ios::in|ios::binary); + __gnu_cxx::stdio_filebuf sbout(out.fd, ios::out|ios::binary); + + if (sbin.is_open()) + in.fd = -1; + if (sbout.is_open()) + out.fd = -1; + #ifdef _GLIBCXX_USE_SENDFILE + if (n != 0) + { + if (n < 0) + n = 0; + + const auto p1 = sbin.pubseekoff(n, ios::beg, ios::in); + const auto p2 = sbout.pubseekoff(n, ios::beg, ios::out); + + const std::streampos errpos(std::streamoff(-1)); + if (p1 == errpos || p2 == errpos) + { + ec = std::make_error_code(std::errc::io_error); + return false; + } } - if (n != from_st->st_size) +#endif + + if (count && !(std::ostream(&sbout) << &sbin)) { - ec.assign(errno, std::generic_category()); + ec = std::make_error_code(std::errc::io_error); return false; } - if (!out.close() || !in.close()) + if (!sbout.close() || !sbin.close()) { ec.assign(errno, std::generic_category()); return false; } - ec.clear(); return true; -#endif } } #endif @@ -1199,26 +1219,45 @@ fs::path fs::read_symlink(const path& p, error_code& ec) { + path result; #ifdef _GLIBCXX_HAVE_SYS_STAT_H stat_type st; if (::lstat(p.c_str(), &st)) { ec.assign(errno, std::generic_category()); - return {}; + return result; } - std::string buf(st.st_size, '\0'); - ssize_t len = ::readlink(p.c_str(), &buf.front(), buf.size()); - if (len == -1) + std::string buf(st.st_size ? st.st_size + 1 : 128, '\0'); + do { - ec.assign(errno, std::generic_category()); - return {}; + ssize_t len = ::readlink(p.c_str(), &buf.front(), buf.size()); + if (len == -1) + { + ec.assign(errno, std::generic_category()); + return result; + } + else if (len == (ssize_t)buf.size()) + { + if (buf.size() > 4096) + { + ec.assign(ENAMETOOLONG, std::generic_category()); + return result; + } + buf.resize(buf.size() * 2); + } + else + { + buf.resize(len); + result.assign(buf); + ec.clear(); + break; + } } - ec.clear(); - return path{buf.data(), buf.data()+len}; + while (true); #else ec = std::make_error_code(std::errc::not_supported); - return {}; #endif + return result; } @@ -1227,7 +1266,7 @@ { error_code ec; bool result = fs::remove(p, ec); - if (ec.value()) + if (ec) _GLIBCXX_THROW_OR_ABORT(filesystem_error("cannot remove", p, ec)); return result; } @@ -1235,16 +1274,15 @@ bool fs::remove(const path& p, error_code& ec) noexcept { - if (exists(symlink_status(p, ec))) + if (::remove(p.c_str()) == 0) { - if (::remove(p.c_str()) == 0) - { - ec.clear(); - return true; - } - else - ec.assign(errno, std::generic_category()); + ec.clear(); + return true; } + else if (errno == ENOENT) + ec.clear(); + else + ec.assign(errno, std::generic_category()); return false; } @@ -1253,8 +1291,8 @@ fs::remove_all(const path& p) { error_code ec; - bool result = remove_all(p, ec); - if (ec.value()) + const auto result = remove_all(p, ec); + if (ec) _GLIBCXX_THROW_OR_ABORT(filesystem_error("cannot remove all", p, ec)); return result; } @@ -1262,14 +1300,28 @@ std::uintmax_t fs::remove_all(const path& p, error_code& ec) noexcept { - auto fs = symlink_status(p, ec); + const auto s = symlink_status(p, ec); + if (!status_known(s)) + return -1; + + ec.clear(); + if (s.type() == file_type::not_found) + return 0; + uintmax_t count = 0; - if (ec.value() == 0 && fs.type() == file_type::directory) - for (directory_iterator d(p, ec), end; ec.value() == 0 && d != end; ++d) - count += fs::remove_all(d->path(), ec); - if (ec.value()) - return -1; - return fs::remove(p, ec) ? ++count : -1; // fs:remove() calls ec.clear() + if (s.type() == file_type::directory) + { + for (directory_iterator d(p, ec), end; !ec && d != end; d.increment(ec)) + count += fs::remove_all(d->path(), ec); + if (ec.value() == ENOENT) + ec.clear(); + else if (ec) + return -1; + } + + if (fs::remove(p, ec)) + ++count; + return ec ? -1 : count; } void Index: libstdc++-v3/doc/xml/manual/intro.xml =================================================================== --- libstdc++-v3/doc/xml/manual/intro.xml (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/xml/manual/intro.xml (.../branches/gcc-7-branch) @@ -986,6 +986,12 @@ Add deleted constructors. + 2332: + Unnecessary copying when inserting into maps with braced-init syntax + + Add overloads of insert taking value_type&& rvalues. + + 2399: shared_ptr's constructor from unique_ptr should be constrained Index: libstdc++-v3/doc/xml/manual/status_cxxtr1.xml =================================================================== --- libstdc++-v3/doc/xml/manual/status_cxxtr1.xml (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/xml/manual/status_cxxtr1.xml (.../branches/gcc-7-branch) @@ -22,8 +22,7 @@ -This page describes the TR1 support in mainline GCC SVN, not in any particular -release. +This page describes the TR1 support in the GCC 7 series. Index: libstdc++-v3/doc/xml/manual/status_cxx1998.xml =================================================================== --- libstdc++-v3/doc/xml/manual/status_cxx1998.xml (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/xml/manual/status_cxx1998.xml (.../branches/gcc-7-branch) @@ -18,8 +18,7 @@ -This page describes the C++ support in mainline GCC SVN, not in any -particular release. +This page describes the C++ support in the GCC 7 series. Index: libstdc++-v3/doc/xml/manual/status_cxx2011.xml =================================================================== --- libstdc++-v3/doc/xml/manual/status_cxx2011.xml (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/xml/manual/status_cxx2011.xml (.../branches/gcc-7-branch) @@ -27,8 +27,7 @@ -This page describes the C++11 support in mainline GCC SVN, not in any -particular release. +This page describes the C++11 support in the GCC 7 series. Index: libstdc++-v3/doc/xml/manual/status_cxx2014.xml =================================================================== --- libstdc++-v3/doc/xml/manual/status_cxx2014.xml (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/xml/manual/status_cxx2014.xml (.../branches/gcc-7-branch) @@ -20,8 +20,7 @@ -This page describes the C++14 and library TS support in mainline GCC SVN, -not in any particular release. +This page describes the C++14 and library TS support in the GCC 7 series. Index: libstdc++-v3/doc/xml/manual/status_cxx2017.xml =================================================================== --- libstdc++-v3/doc/xml/manual/status_cxx2017.xml (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/xml/manual/status_cxx2017.xml (.../branches/gcc-7-branch) @@ -1,17 +1,17 @@
- + xml:id="status.iso.2017" xreflabel="Status C++ 2017"> + -C++ 201z +C++ 2017 ISO C++ - 201z + 2017 -In this implementation the -std=gnu++1z or --std=c++1z flag must be used to enable language +In this implementation the -std=gnu++17 or +-std=c++17 flag must be used to enable language and library features. See dialect options. The pre-defined symbol @@ -20,13 +20,12 @@ -This section describes the C++1z and library TS support in mainline GCC SVN, -not in any particular release. +This section describes the C++17 and library TS support in the GCC 7 series. The following table lists new library features that have been accepted into -the C++1z working draft. The "Proposal" column provides a link to the +the C++17 working draft. The "Proposal" column provides a link to the ISO C++ committee proposal that describes the feature, while the "Status" column indicates the first version of GCC that contains an implementation of this feature (if it has been implemented). @@ -35,8 +34,8 @@ Feature-testing recommendations for C++. -
-C++ 201z Implementation Status +
+C++ 2017 Implementation Status @@ -75,7 +74,7 @@ P0137R1 - 7 + 7.1 __cpp_lib_launder >= 201606 @@ -97,8 +96,11 @@ P0088R3 - 7 - __has_include(<variant>) + 7.1 + __has_include(<variant>), + __cpp_lib_variant >= 201603 + (since 7.3, see Note 1) + @@ -108,8 +110,11 @@ P0220R1 - 7 - __has_include(<optional>) + 7.1 + __has_include(<optional>), + __cpp_lib_optional >= 201603 + (since 7.3, see Note 1) + @@ -119,8 +124,11 @@ P0220R1 - 7 - __has_include(<any>) + 7.1 + __has_include(<any>), + __cpp_lib_any >= 201603 + (since 7.3, see Note 1) + @@ -130,8 +138,11 @@ P0220R1 - 7 - __has_include(<string_view>) + 7.1 + __has_include(<string_view>), + __cpp_lib_string_view >= 201603 + (since 7.3, see Note 1) + @@ -143,7 +154,9 @@ No - __has_include(<memory_resource>) + __has_include(<memory_resource>), + __cpp_lib_memory_resource >= 201603 + @@ -153,7 +166,7 @@ P0220R1 - 7 + 7.1 __cpp_lib_apply >= 201603 @@ -164,7 +177,7 @@ P0220R1 - 7 + 7.1 __cpp_lib_shared_ptr_arrays >= 201603 @@ -175,7 +188,7 @@ P0220R1 - 7 + 7.1 __cpp_lib_boyer_moore_searcher >= 201603 @@ -186,7 +199,7 @@ P0220R1 - 7 + 7.1 __cpp_lib_sample >= 201603 @@ -197,7 +210,7 @@ P0007R1 - 7 + 7.1 __cpp_lib_as_const >= 201510 @@ -219,7 +232,7 @@ P0209R2 - 7 + 7.1 __cpp_lib_make_from_tuple >= 201606 @@ -257,7 +270,7 @@ P0074R0 - 7 + 7.1 __cpp_lib_transparent_operators >= 201510 @@ -268,7 +281,7 @@ LWG2296 - 7 + 7.1 __cpp_lib_addressof_constexpr >= 201603 @@ -301,7 +314,7 @@ P0033R1 - 7 + 7.1 __cpp_lib_enable_shared_from_this >= 201603 @@ -334,7 +347,7 @@ P0005R4 - 7 + 7.1 __cpp_lib_not_fn >= 201603 @@ -345,7 +358,7 @@ P0358R1 - 7 + 7.1 @@ -356,7 +369,7 @@ P0253R1 - 7 + 7.1 @@ -367,7 +380,7 @@ P0040R3 - 7 + 7.1 @@ -378,7 +391,7 @@ P0163R0 - 7 + 7.1 __cpp_lib_shared_ptr_weak_type >= 201606 @@ -411,7 +424,7 @@ P0006R0 - 7 + 7.1 __cpp_lib_type_trait_variable_templates >= 201510 @@ -444,7 +457,7 @@ P0077R2 - 7 + 7.1 __cpp_lib_is_callable >= 201603 @@ -455,7 +468,7 @@ P0258R2 - 7 + 7.1 __cpp_lib_has_unique_object_representations >= 201606 @@ -466,7 +479,7 @@ P0092R1 - 7 + 7.1 __cpp_lib_chrono >= 201510 @@ -477,12 +490,13 @@ P0505R0 - 7 - ??? + 7.1 + __cpp_lib_chrono >= 201611 + (since 7.3, see Note 2) + - Constexpr for std::char_traits @@ -489,8 +503,8 @@ P0426R1 - 7 (partial) - ??? + 7.3 + __cpp_lib_constexpr_char_traits >= 201611 @@ -500,7 +514,7 @@ P0254R2 - 7 + 7.1 @@ -511,7 +525,7 @@ P0272R1 - 7 + 7.1 @@ -544,9 +558,9 @@ N4510 - 6.2 (3.0) + 3.0 __cpp_lib_incomplete_container_elements >= 201505 - (the feature was always supported, but the macro was not defined until GCC 6.2) + (since 6.2, see Note 2) @@ -557,8 +571,8 @@ P0084R2 - 7 - ??? + 7.1 + @@ -581,7 +595,7 @@ P0083R3 - 7 + 7.1 __cpp_lib_node_extract >= 201606 @@ -603,7 +617,7 @@ P0031R0 - 7 + 7.1 __cpp_lib_array_constexpr >= 201603 @@ -617,7 +631,9 @@ No __has_include(<execution>) , - __cpp_lib_parallel_algorithm >= 201603 + __cpp_lib_execution >= 201603 , + __cpp_lib_parallel_algorithm >= 201603 + @@ -627,7 +643,7 @@ P0025R0 - 7 + 7.1 __cpp_lib_clamp >= 201603 @@ -638,10 +654,8 @@ P0295R0 - 7 - __cpp_lib_gcd >= 201606 , - __cpp_lib_lcm >= 201606 - + 7.1 + __cpp_lib_gcd_lcm >= 201606 @@ -651,7 +665,7 @@ P0030R1 - 7 + 7.1 __cpp_lib_hypot >= 201603 @@ -662,11 +676,9 @@ P0226R1 - 7 (6.1) + 7.1 __cpp_lib_math_special_functions >= 201603 - (for GCC 6 or pre-C++17 define - __STDCPP_WANT_MATH_SPEC_FUNCS__ to a non-zero value - and test for __STDCPP_MATH_SPEC_FUNCS__ >= 201003L) + (see Note 3) @@ -692,7 +704,7 @@ No - + __cpp_lib_filesystem >= 201606 @@ -704,10 +716,22 @@ No - + __cpp_lib_filesystem >= 201606 + + Directory Entry Caching for Filesystem + + + P0317R1 + + + No + __cpp_lib_filesystem >= 201703 + + + constexpr atomic<T>::is_always_lock_free @@ -714,7 +738,7 @@ P0152R1 - 7 + 7.1 __cpp_lib_atomic_is_always_lock_free >= 201603 @@ -730,29 +754,30 @@ - Variadic lock_guard + Variadic lock_guard (Rev. 5) P0156R2 - 7 + 7.1 __cpp_lib_scoped_lock >= 201703 - byte type definition + A byte type definition P0298R3 - 7 - ??? + 7.1 + __cpp_lib_byte >= 201603 (since 7.3, see Note 2) + - + Elementary string conversions @@ -759,8 +784,9 @@ P0067R5 - No - ??? + 8 (only integral types supported) + __has_include(<charconv>) + __cpp_lib_to_chars >= 201611 @@ -768,8 +794,26 @@
+ +Note 1: This feature is supported in GCC 7.1 and 7.2 but before GCC 7.3 the +__cpp_lib macro is not defined, and compilation will fail if the +header is included without using to enable C++17 support. + - + +Note 2: This feature is supported in older releases but the +__cpp_lib macro is not defined to the right value +(or not defined at all) until the version shown in parentheses. + + + +Note 3: The mathematical special functions are enabled in C++17 mode from +GCC 7.1 onwards. For GCC 6.x or for C++11/C++14 define +__STDCPP_WANT_MATH_SPEC_FUNCS__ to a non-zero value +and test for __STDCPP_MATH_SPEC_FUNCS__ >= 201003L. + + +
C++ Technical Specifications Implementation Status Index: libstdc++-v3/doc/xml/manual/extensions.xml =================================================================== --- libstdc++-v3/doc/xml/manual/extensions.xml (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/xml/manual/extensions.xml (.../branches/gcc-7-branch) @@ -502,7 +502,7 @@ demangling. - If you have read the source + If you have read the source documentation for namespace abi then you are aware of the cross-vendor C++ ABI in use by GCC. One of the exposed functions is used for demangling, Index: libstdc++-v3/doc/xml/manual/status_cxxtr24733.xml =================================================================== --- libstdc++-v3/doc/xml/manual/status_cxxtr24733.xml (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/xml/manual/status_cxxtr24733.xml (.../branches/gcc-7-branch) @@ -16,8 +16,7 @@ -This page describes the TR 24733 support in mainline GCC SVN, not in any -particular release. +This page describes the TR 24733 support in the GCC 7 series. Index: libstdc++-v3/doc/html/bk02.html =================================================================== --- libstdc++-v3/doc/html/bk02.html (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/html/bk02.html (.../branches/gcc-7-branch) @@ -1,2 +1,2 @@ -
Prev   Next

Table of Contents

The GNU C++ Library API Reference
Prev   Next
Backwards Compatibility Home The GNU C++ Library API Reference
\ No newline at end of file +
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Table of Contents

The GNU C++ Library API Reference
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Backwards Compatibility Home The GNU C++ Library API Reference
\ No newline at end of file Index: libstdc++-v3/doc/html/bk03.html =================================================================== --- libstdc++-v3/doc/html/bk03.html (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/html/bk03.html (.../branches/gcc-7-branch) @@ -1,2 +1,2 @@ -
Prev   Next

Table of Contents

Frequently Asked Questions
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The GNU C++ Library API Reference Home Frequently Asked Questions
\ No newline at end of file +
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Frequently Asked Questions
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The GNU C++ Library API Reference Home Frequently Asked Questions
\ No newline at end of file Index: libstdc++-v3/doc/html/faq.html =================================================================== --- libstdc++-v3/doc/html/faq.html (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/html/faq.html (.../branches/gcc-7-branch) @@ -1,5 +1,5 @@ -Frequently Asked Questions
Frequently Asked Questions
Prev  

Frequently Asked Questions

Copyright © +Frequently Asked Questions

Frequently Asked Questions
Prev  

Frequently Asked Questions

Copyright © 2008-2014 FSF Index: libstdc++-v3/doc/html/index.html =================================================================== --- libstdc++-v3/doc/html/index.html (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/html/index.html (.../branches/gcc-7-branch) @@ -1,5 +1,5 @@ -The GNU C++ Library

The GNU C++ Library
   Next

The GNU C++ Library

Short Contents

+The GNU C++ Library

The GNU C++ Library
   Next

The GNU C++ Library

Short Contents

Copyright (C) 2008-2017 FSF @@ -23,7 +23,7 @@

Table of Contents

The GNU C++ Library Manual
I. Introduction -
1. Status
Implementation Status
C++ 1998/2003
Implementation Status
Implementation Specific Behavior
C++ 2011
Implementation Specific Behavior
C++ 2014
C++ 201z
Implementation Specific Behavior
C++ TR1
Implementation Specific Behavior
C++ TR 24733
License
The Code: GPL
The Documentation: GPL, FDL
Bugs
Implementation Bugs
Standard Bugs
2. Setup
Prerequisites
Configure
Make
3. Using
Command Options
Headers
Header Files
Mixing Headers
The C Headers and namespace std
Precompiled Headers
Macros
Dual ABI
Troubleshooting
Namespaces
Available Namespaces
namespace std
Using Namespace Composition
Linking
Almost Nothing
Finding Dynamic or Shared Libraries
Experimental Library Extensions
Concurrency
Prerequisites
Thread Safety
Atomics
IO
Structure
Defaults
Future
Alternatives
Containers
Exceptions
Exception Safety
Exception Neutrality
Doing without
Compatibility
With C
With POSIX thread cancellation
Debugging Support
Using g++
Debug Versions of Library Binary Files
Memory Leak Hunting
Data Race Hunting
Using gdb
Tracking uncaught exceptions
Debug Mode
Compile Time Checking
Profile-based Performance Analysis
II. +
1. Status
Implementation Status
C++ 1998/2003
Implementation Status
Implementation Specific Behavior
C++ 2011
Implementation Specific Behavior
C++ 2014
C++ 2017
Implementation Specific Behavior
C++ TR1
Implementation Specific Behavior
C++ TR 24733
License
The Code: GPL
The Documentation: GPL, FDL
Bugs
Implementation Bugs
Standard Bugs
2. Setup
Prerequisites
Configure
Make
3. Using
Command Options
Headers
Header Files
Mixing Headers
The C Headers and namespace std
Precompiled Headers
Macros
Dual ABI
Troubleshooting
Namespaces
Available Namespaces
namespace std
Using Namespace Composition
Linking
Almost Nothing
Finding Dynamic or Shared Libraries
Experimental Library Extensions
Concurrency
Prerequisites
Thread Safety
Atomics
IO
Structure
Defaults
Future
Alternatives
Containers
Exceptions
Exception Safety
Exception Neutrality
Doing without
Compatibility
With C
With POSIX thread cancellation
Debugging Support
Using g++
Debug Versions of Library Binary Files
Memory Leak Hunting
Data Race Hunting
Using gdb
Tracking uncaught exceptions
Debug Mode
Compile Time Checking
Profile-based Performance Analysis
II. Standard Contents
4. Support Index: libstdc++-v3/doc/html/api.html =================================================================== --- libstdc++-v3/doc/html/api.html (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/html/api.html (.../branches/gcc-7-branch) @@ -1,5 +1,5 @@ -The GNU C++ Library API Reference
The GNU C++ Library API Reference
Prev  Next

The GNU C++ Library API Reference

Copyright © +The GNU C++ Library API Reference

The GNU C++ Library API Reference
Prev  Next

The GNU C++ Library API Reference

Copyright © 2008 , 2010 Index: libstdc++-v3/doc/html/manual/dynamic_memory.html =================================================================== --- libstdc++-v3/doc/html/manual/dynamic_memory.html (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/html/manual/dynamic_memory.html (.../branches/gcc-7-branch) @@ -1,5 +1,5 @@ -Dynamic Memory

Dynamic Memory
Prev Chapter 4.  +Dynamic Memory
Dynamic Memory
Prev Chapter 4.  Support  Next

Dynamic Memory

Index: libstdc++-v3/doc/html/manual/iterators.html =================================================================== --- libstdc++-v3/doc/html/manual/iterators.html (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/html/manual/iterators.html (.../branches/gcc-7-branch) @@ -1,5 +1,5 @@ -Chapter 10.  Iterators

Chapter 10.  +Chapter 10.  Iterators
Chapter 10.  Iterators
Prev Part II.  Index: libstdc++-v3/doc/html/manual/mt_allocator_ex_single.html =================================================================== --- libstdc++-v3/doc/html/manual/mt_allocator_ex_single.html (.../tags/gcc_7_2_0_release) +++ libstdc++-v3/doc/html/manual/mt_allocator_ex_single.html (.../branches/gcc-7-branch) @@ -1,5 +1,5 @@ -Single Thread Example
Single Thread Example
Prev Chapter 20. The mt_allocator Next

Single Thread Example

+Single Thread Example

Single Thread Example
Prev Chapter 20. The mt_allocator Next

Single Thread Example

Let's start by describing how the data on a freelist is laid out in memory. This is the first two blocks in freelist for thread id 3 in bin 3 (8 bytes): 

Index: libstdc++-v3/doc/html/manual/generalized_numeric_operations.html
===================================================================
--- libstdc++-v3/doc/html/manual/generalized_numeric_operations.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/generalized_numeric_operations.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Generalized Operations
Generalized Operations
Prev Chapter 12. 
+Generalized Operations
Generalized Operations
Prev Chapter 12. 
   Numerics
   
  Next
Generalized Operations

Index: libstdc++-v3/doc/html/manual/mt_allocator.html
===================================================================
--- libstdc++-v3/doc/html/manual/mt_allocator.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/mt_allocator.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 20. The mt_allocator
Chapter 20. The mt_allocator
Prev Part III. 
+Chapter 20. The mt_allocator
Chapter 20. The mt_allocator
Prev Part III. 
   Extensions
   
  Next
Chapter 20. The mt_allocator
Table of Contents
Intro
Design Issues
Overview
Implementation
Tunable Parameters
Initialization
Deallocation Notes
Single Thread Example
Multiple Thread Example

Index: libstdc++-v3/doc/html/manual/unordered_associative.html
===================================================================
--- libstdc++-v3/doc/html/manual/unordered_associative.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/unordered_associative.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Unordered Associative
Unordered Associative
Prev Chapter 9. 
+Unordered Associative
Unordered Associative
Prev Chapter 9. 
   Containers
   
  Next
Unordered Associative
Insertion Hints

Index: libstdc++-v3/doc/html/manual/configure.html
===================================================================
--- libstdc++-v3/doc/html/manual/configure.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/configure.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Configure
Configure
Prev Chapter 2. Setup Next
Configure

+Configure
Configure
Prev Chapter 2. Setup Next
Configure

   When configuring libstdc++, you'll have to configure the entire
   gccsrcdir directory. Consider using the
   toplevel gcc configuration option
Index: libstdc++-v3/doc/html/manual/status.html
===================================================================
--- libstdc++-v3/doc/html/manual/status.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/status.html	(.../branches/gcc-7-branch)
@@ -1,13 +1,12 @@
 
-Chapter 1. Status
Chapter 1. Status
Prev Part I. 
+Chapter 1. Status
Chapter 1. Status
Prev Part I. 
   Introduction
   
- Next
Chapter 1. Status
Table of Contents
Implementation Status
C++ 1998/2003
Implementation Status
Implementation Specific Behavior
C++ 2011
Implementation Specific Behavior
C++ 2014
C++ 201z
Implementation Specific Behavior
C++ TR1
Implementation Specific Behavior
C++ TR 24733
License
The Code: GPL
The Documentation: GPL, FDL
Bugs
Implementation Bugs
Standard Bugs
Implementation Status
C++ 1998/2003
Implementation Status

+
 Next
Chapter 1. Status
Table of Contents
Implementation Status
C++ 1998/2003
Implementation Status
Implementation Specific Behavior
C++ 2011
Implementation Specific Behavior
C++ 2014
C++ 2017
Implementation Specific Behavior
C++ TR1
Implementation Specific Behavior
C++ TR 24733
License
The Code: GPL
The Documentation: GPL, FDL
Bugs
Implementation Bugs
Standard Bugs
Implementation Status
C++ 1998/2003
Implementation Status

 This status table is based on the table of contents of ISO/IEC 14882:2003.
 

-This page describes the C++ support in mainline GCC SVN, not in any
-particular release.
-
Table 1.1. C++ 1998/2003 Implementation Status
SectionDescriptionStatusComments

+This page describes the C++ support in the GCC 7 series.
+
Table 1.1. C++ 1998/2003 Implementation Status
SectionDescriptionStatusComments

 	18
       
 	Language support
@@ -152,9 +151,8 @@
 __cplusplus is used to check for the
 presence of the required flag.
 

-This page describes the C++11 support in mainline GCC SVN, not in any
-particular release.
-
Table 1.2. C++ 2011 Implementation Status
SectionDescriptionStatusComments

+This page describes the C++11 support in the GCC 7 series.
+
Table 1.2. C++ 2011 Implementation Status
SectionDescriptionStatusComments

 	18
       
 	Language support
@@ -381,9 +379,8 @@
 __cplusplus is used to check for the
 presence of the required flag.
 

-This page describes the C++14 and library TS support in mainline GCC SVN,
-not in any particular release.
-
Table 1.3. C++ 2014 Implementation Status
PaperTitleStatusComments

+This page describes the C++14 and library TS support in the GCC 7 series.
+
Table 1.3. C++ 2014 Implementation Status
PaperTitleStatusComments

 	
 	  N3669
 	
@@ -455,7 +452,7 @@
 	
 	  N3644
 	
-      Null Forward IteratorsPartialOnly affects Debug Mode

Table 1.4. C++ Technical Specifications Implementation Status
PaperTitleStatusComments

+      Null Forward IteratorsPartialOnly affects Debug Mode

Table 1.4. C++ Technical Specifications Implementation Status
PaperTitleStatusComments

 	
 	  N3662
 	
@@ -507,9 +504,9 @@
 	Link with
 	
 	-lstdc++fs
-      

C++ 201z

-In this implementation the -std=gnu++1z or
--std=c++1z flag must be used to enable language
+      

C++ 2017

+In this implementation the -std=gnu++17 or
+-std=c++17 flag must be used to enable language
 and library
 features. See dialect
 options. The pre-defined symbol
@@ -516,11 +513,10 @@
 __cplusplus is used to check for the
 presence of the required flag.
 

-This section describes the C++1z and library TS support in mainline GCC SVN,
-not in any particular release.
+This section describes the C++17 and library TS support in the GCC 7 series.
 

 The following table lists new library features that have been accepted into
-the C++1z working draft. The "Proposal" column provides a link to the
+the C++17 working draft. The "Proposal" column provides a link to the
 ISO C++ committee proposal that describes the feature, while the "Status"
 column indicates the first version of GCC that contains an implementation of
 this feature (if it has been implemented).
@@ -527,7 +523,7 @@
 The "SD-6 Feature Test" column shows the corresponding macro or header from
 SD-6:
 Feature-testing recommendations for C++.
-
Table 1.5. C++ 201z Implementation Status
Library FeatureProposalStatusSD-6 Feature Test

+
Table 1.5. C++ 2017 Implementation Status
Library FeatureProposalStatusSD-6 Feature Test

 	constexpr std::hardware_{constructive,destructive}_interference_size
       
 	
@@ -537,7 +533,7 @@
 	
 	P0137R1
 	
-       7  __cpp_lib_launder >= 201606 
Wording for std::uncaught_exceptions
+       7.1  __cpp_lib_launder >= 201606 
Wording for std::uncaught_exceptions
 	
 	  N4259
 	
@@ -545,43 +541,57 @@
 	
 	P0088R3
 	
-       7  __has_include(<variant>) 
 Library Fundamentals V1 TS Components: optional 
+       7.1  __has_include(<variant>),
+              __cpp_lib_variant >= 201603
+              (since 7.3, see Note 1)
+      
 Library Fundamentals V1 TS Components: optional 
 	
 	P0220R1
 	
-       7  __has_include(<optional>) 
 Library Fundamentals V1 TS Components: any 
+       7.1  __has_include(<optional>),
+              __cpp_lib_optional >= 201603
+              (since 7.3, see Note 1)
+      
 Library Fundamentals V1 TS Components: any 
 	
 	P0220R1
 	
-       7  __has_include(<any>) 
 Library Fundamentals V1 TS Components: string_view 
+       7.1  __has_include(<any>),
+              __cpp_lib_any >= 201603
+              (since 7.3, see Note 1)
+      
 Library Fundamentals V1 TS Components: string_view 
 	
 	P0220R1
 	
-       7  __has_include(<string_view>) 
 Library Fundamentals V1 TS Components: memory_resource 
+       7.1  __has_include(<string_view>),
+              __cpp_lib_string_view >= 201603
+              (since 7.3, see Note 1)
+      
 Library Fundamentals V1 TS Components: memory_resource 
 	
 	P0220R1
 	
-       No  __has_include(<memory_resource>) 
 Library Fundamentals V1 TS Components: apply 
+       No  __has_include(<memory_resource>),
+              __cpp_lib_memory_resource >= 201603
+      
 Library Fundamentals V1 TS Components: apply 
 	
 	P0220R1
 	
-       7  __cpp_lib_apply >= 201603 
 Library Fundamentals V1 TS Components: shared_ptr<T[]> 
+       7.1  __cpp_lib_apply >= 201603 
 Library Fundamentals V1 TS Components: shared_ptr<T[]> 
 	
 	P0220R1
 	
-       7  __cpp_lib_shared_ptr_arrays >= 201603 
 Library Fundamentals V1 TS Components: Searchers 
+       7.1  __cpp_lib_shared_ptr_arrays >= 201603 
 Library Fundamentals V1 TS Components: Searchers 
 	
 	P0220R1
 	
-       7  __cpp_lib_boyer_moore_searcher >= 201603 
 Library Fundamentals V1 TS Components: Sampling 
+       7.1  __cpp_lib_boyer_moore_searcher >= 201603 
 Library Fundamentals V1 TS Components: Sampling 
 	
 	P0220R1
 	
-       7  __cpp_lib_sample >= 201603 
 Constant View: A proposal for a std::as_const helper function template	
+       7.1  __cpp_lib_sample >= 201603 
 Constant View: A proposal for a std::as_const helper function template	
 	
 	P0007R1
 	
-       7  __cpp_lib_as_const >= 201510 
 Improving pair and tuple 
+       7.1  __cpp_lib_as_const >= 201510 
 Improving pair and tuple 
 	
 	N4387
 	
@@ -589,7 +599,7 @@
 	
 	P0209R2
 	
-       7  __cpp_lib_make_from_tuple >= 201606 

+       7.1  __cpp_lib_make_from_tuple >= 201606 

         Removing auto_ptr, random_shuffle(),
         And Old <functional> Stuff
       
@@ -604,11 +614,11 @@
 	
 	P0074R0
 	
-       7  __cpp_lib_transparent_operators >= 201510 
 std::addressof should be constexpr 
+       7.1  __cpp_lib_transparent_operators >= 201510 
 std::addressof should be constexpr 
 	
 	LWG2296
 	
-       7  __cpp_lib_addressof_constexpr >= 201603 
 Safe conversions in unique_ptr<T[]> 
+       7.1  __cpp_lib_addressof_constexpr >= 201603 
 Safe conversions in unique_ptr<T[]> 
 	
 	N4089
 	
@@ -620,7 +630,7 @@
 	
 	P0033R1
 	
-       7 __cpp_lib_enable_shared_from_this >= 201603
 A proposal to add invoke function template 
+       7.1 __cpp_lib_enable_shared_from_this >= 201603
 A proposal to add invoke function template 
 	
 	N4169
 	
@@ -632,23 +642,23 @@
 	
 	P0005R4
 	
-       7 __cpp_lib_not_fn >= 201603
 Fixes for not_fn 
+       7.1 __cpp_lib_not_fn >= 201603
 Fixes for not_fn 
 	
 	P0358R1
 	
-       7  
 Fixing a design mistake in the searchers interface in Library Fundamentals 
+       7.1  
 Fixing a design mistake in the searchers interface in Library Fundamentals 
 	
 	P0253R1
 	
-       7  
 Extending memory management tools 
+       7.1  
 Extending memory management tools 
 	
 	P0040R3
 	
-       7  
 shared_ptr::weak_type
+       7.1  
 shared_ptr::weak_type
 	
 	P0163R0
 	
-       7  __cpp_lib_shared_ptr_weak_type >= 201606
Transformation Trait Alias void_t
+       7.1  __cpp_lib_shared_ptr_weak_type >= 201606
Transformation Trait Alias void_t
 	
 	  N3911
 	
@@ -660,7 +670,7 @@
 	
 	P0006R0
 	
-       7  __cpp_lib_type_trait_variable_templates >= 201510 
 Logical Operator Type Traits
+       7.1  __cpp_lib_type_trait_variable_templates >= 201510 
 Logical Operator Type Traits
 	
 	P0013R1
 	
@@ -672,31 +682,33 @@
 	
 	P0077R2
 	
-       7  __cpp_lib_is_callable >= 201603 
 has_unique_object_representations 
+       7.1  __cpp_lib_is_callable >= 201603 
 has_unique_object_representations 
 	
 	P0258R2
 	
-       7  __cpp_lib_has_unique_object_representations >= 201606 
 Polishing <chrono> 
+       7.1  __cpp_lib_has_unique_object_representations >= 201606 
 Polishing <chrono> 
 	
 	P0092R1
 	
-       7  __cpp_lib_chrono >= 201510 
 Adding more constexpr to <chrono> 
+       7.1  __cpp_lib_chrono >= 201510 
 Adding more constexpr to <chrono> 
 	
 	P0505R0
 	
-       7  ??? 
 Constexpr for std::char_traits 
+       7.1  __cpp_lib_chrono >= 201611 
+             (since 7.3, see Note 2)
+      
 Constexpr for std::char_traits 
 	
 	P0426R1
 	
-       7 (partial)  ??? 
 Integrating std::string_view and std::string 
+       7.3  __cpp_lib_constexpr_char_traits >= 201611 
 Integrating std::string_view and std::string 
 	
 	P0254R2
 	
-       7  
 Give 'std::string' a non-const '.data()' member function 
+       7.1  
 Give 'std::string' a non-const '.data()' member function 
 	
 	P0272R1
 	
-       7  
Cleaning-up noexcept in the Library
+       7.1  
Cleaning-up noexcept in the Library
 	
 	  N4258
 	
@@ -708,13 +720,13 @@
 	
 	N4510
 	
-       6.2 (3.0) __cpp_lib_incomplete_container_elements >= 201505 
-	     (the feature was always supported, but the macro was not defined until GCC 6.2)
+       3.0  __cpp_lib_incomplete_container_elements >= 201505 
+	     (since 6.2, see Note 2)
       
 Emplace return type 
 	
 	P0084R2
 	
-       7  ??? 
Improved insertion interface for unique-key maps
+       7.1  
Improved insertion interface for unique-key maps
 	
 	  N4279
 	
@@ -724,7 +736,7 @@
 	
 	P0083R3
 	
-       7  __cpp_lib_node_extract >= 201606 
Non-member size() and more
+       7.1  __cpp_lib_node_extract >= 201606 
Non-member size() and more
 	
 	  N4280
 	
@@ -732,33 +744,31 @@
 	
 	P0031R0
 	
-       7  __cpp_lib_array_constexpr >= 201603 
 The Parallelism TS Should be Standardized	 
+       7.1  __cpp_lib_array_constexpr >= 201603 
 The Parallelism TS Should be Standardized	 
 	
 	P0024R2
 	
        No  __has_include(<execution>) ,
-	      __cpp_lib_parallel_algorithm >= 201603 
 An algorithm to "clamp" a value between a pair of boundary values 
+	      __cpp_lib_execution >= 201603 ,
+	      __cpp_lib_parallel_algorithm >= 201603 
+      
 An algorithm to "clamp" a value between a pair of boundary values 
 	
 	P0025R0
 	
-       7  __cpp_lib_clamp >= 201603 
 Adopt Selected Library Fundamentals V2 Components for C++17 
+       7.1  __cpp_lib_clamp >= 201603 
 Adopt Selected Library Fundamentals V2 Components for C++17 
 	
 	P0295R0
 	
-       7  __cpp_lib_gcd >= 201606 ,
-	      __cpp_lib_lcm >= 201606 
-      
 Proposal to Introduce a 3-Argument Overload to std::hypot 
+       7.1  __cpp_lib_gcd_lcm >= 201606 
 Proposal to Introduce a 3-Argument Overload to std::hypot 
 	
 	P0030R1
 	
-       7  __cpp_lib_hypot >= 201603 
 Mathematical Special Functions for C++17 
+       7.1  __cpp_lib_hypot >= 201603 
 Mathematical Special Functions for C++17 
 	
 	P0226R1
 	
-       7 (6.1)  __cpp_lib_math_special_functions >= 201603 
-	     (for GCC 6 or pre-C++17 define
-	     __STDCPP_WANT_MATH_SPEC_FUNCS__ to a non-zero value
-	     and test for __STDCPP_MATH_SPEC_FUNCS__ >= 201003L)
+       7.1  __cpp_lib_math_special_functions >= 201603 
+	     (see Note 3)
       
Adopt the File System TS for C++17	 
 	
 	P0218R1
@@ -768,31 +778,50 @@
 	
 	P0219R1
 	
-       No  
 Adapting string_view by filesystem paths 
+       No  __cpp_lib_filesystem >= 201606 
 Adapting string_view by filesystem paths 
 	
 	P0392R0
 	
-       No  
 constexpr atomic<T>::is_always_lock_free	 
+       No  __cpp_lib_filesystem >= 201606 
 Directory Entry Caching for Filesystem 
+       
+       P0317R1
+       
+       No  __cpp_lib_filesystem >= 201703 
 constexpr atomic<T>::is_always_lock_free	 
 	
 	P0152R1
 	
-       7  __cpp_lib_atomic_is_always_lock_free >= 201603 
A proposal to add shared_mutex (untimed) (Revision 4)
+       7.1  __cpp_lib_atomic_is_always_lock_free >= 201603 
A proposal to add shared_mutex (untimed) (Revision 4)
 	
 	  N4508
 	
-       6.1  __cpp_lib_shared_mutex >= 201505 
 Variadic lock_guard 
+       6.1  __cpp_lib_shared_mutex >= 201505 
 Variadic lock_guard (Rev. 5) 
 	
 	P0156R2
 	
-       7  __cpp_lib_scoped_lock >= 201703 
 byte type definition 
+       7.1  __cpp_lib_scoped_lock >= 201703 
 A byte type definition 
 	
 	P0298R3
 	
-       7  ??? 
 Elementary string conversions 
+       7.1  __cpp_lib_byte >= 201603  (since 7.3, see Note 2)
+      
 Elementary string conversions 
 	
 	P0067R5
 	
-       No  ??? 

Table 1.6. C++ Technical Specifications Implementation Status
PaperTitleStatusComments

+       8 (only integral types supported)  __has_include(<charconv>) 
+              __cpp_lib_to_chars >= 201611 


+Note 1: This feature is supported in GCC 7.1 and 7.2 but before GCC 7.3 the
+__cpp_lib macro is not defined, and compilation will fail if the
+header is included without using -std to enable C++17 support.
+

+Note 2: This feature is supported in older releases but the
+__cpp_lib macro is not defined to the right value
+(or not defined at all) until the version shown in parentheses.
+

+Note 3: The mathematical special functions are enabled in C++17 mode from
+GCC 7.1 onwards. For GCC 6.x or for C++11/C++14 define
+__STDCPP_WANT_MATH_SPEC_FUNCS__ to a non-zero value
+and test for __STDCPP_MATH_SPEC_FUNCS__ >= 201003L.
+
Table 1.6. C++ Technical Specifications Implementation Status
PaperTitleStatusComments

 	
 	  N4076
 	
@@ -915,9 +944,8 @@
 tr1/, for instance <tr1/functional>,
 <tr1/memory>, and so on.
 

-This page describes the TR1 support in mainline GCC SVN, not in any particular
-release.
-
Table 1.7. C++ TR1 Implementation Status
SectionDescriptionStatusComments
2General Utilities
2.1Reference wrappers  
2.1.1Additions to header <functional> synopsisY 
2.1.2Class template reference_wrapper  
2.1.2.1reference_wrapper construct/copy/destroyY 
2.1.2.2reference_wrapper assignmentY 
2.1.2.3reference_wrapper accessY 
2.1.2.4reference_wrapper invocationY 
2.1.2.5reference_wrapper helper functionsY 
2.2Smart pointers  
2.2.1Additions to header <memory> synopsisY 
2.2.2Class bad_weak_ptrY 
2.2.3Class template shared_ptr 
+This page describes the TR1 support in the GCC 7 series.
+
Table 1.7. C++ TR1 Implementation Status
SectionDescriptionStatusComments
2General Utilities
2.1Reference wrappers  
2.1.1Additions to header <functional> synopsisY 
2.1.2Class template reference_wrapper  
2.1.2.1reference_wrapper construct/copy/destroyY 
2.1.2.2reference_wrapper assignmentY 
2.1.2.3reference_wrapper accessY 
2.1.2.4reference_wrapper invocationY 
2.1.2.5reference_wrapper helper functionsY 
2.2Smart pointers  
2.2.1Additions to header <memory> synopsisY 
2.2.2Class bad_weak_ptrY 
2.2.3Class template shared_ptr 
 	

 	  Uses code from
 	  boost::shared_ptr.
@@ -936,9 +964,8 @@
 Extension for the programming language C++ to support
 decimal floating-point arithmetic
 

-This page describes the TR 24733 support in mainline GCC SVN, not in any
-particular release.
-
Table 1.8. C++ TR 24733 Implementation Status
SectionDescriptionStatusComments

+This page describes the TR 24733 support in the GCC 7 series.
+
Table 1.8. C++ TR 24733 Implementation Status
SectionDescriptionStatusComments

 	0
       
 	Introduction
Index: libstdc++-v3/doc/html/manual/profile_mode_devel.html
===================================================================
--- libstdc++-v3/doc/html/manual/profile_mode_devel.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/profile_mode_devel.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Developer Information
Developer Information
Prev Chapter 19. Profile Mode Next
Developer Information
Big Picture
The profile mode headers are included with
+Developer Information
Developer Information
Prev Chapter 19. Profile Mode Next
Developer Information
Big Picture
The profile mode headers are included with
    -D_GLIBCXX_PROFILE through preprocessor directives in
    include/std/*.
   
Instrumented implementations are provided in
Index: libstdc++-v3/doc/html/manual/debug_mode_design.html
===================================================================
--- libstdc++-v3/doc/html/manual/debug_mode_design.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/debug_mode_design.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Design
Design
Prev Chapter 17. Debug Mode Next
Design

+Design
Design
Prev Chapter 17. Debug Mode Next
Design

   
Goals

     
 The libstdc++ debug mode replaces unsafe (but efficient) standard
   containers and iterators with semantically equivalent safe standard
Index: libstdc++-v3/doc/html/manual/policy_data_structures_design.html
===================================================================
--- libstdc++-v3/doc/html/manual/policy_data_structures_design.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/policy_data_structures_design.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Design
Design
Prev Chapter 22. Policy-Based Data Structures Next
Design
Concepts
Null Policy Classes

+Design
Design
Prev Chapter 22. Policy-Based Data Structures Next
Design
Concepts
Null Policy Classes

 	Associative containers are typically parametrized by various
 	policies. For example, a hash-based associative container is
 	parametrized by a hash-functor, transforming each key into an
Index: libstdc++-v3/doc/html/manual/using.html
===================================================================
--- libstdc++-v3/doc/html/manual/using.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/using.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 3. Using
Chapter 3. Using
Prev Part I. 
+Chapter 3. Using
Chapter 3. Using
Prev Part I. 
   Introduction
   
  Next
Chapter 3. Using
Table of Contents
Command Options
Headers
Header Files
Mixing Headers
The C Headers and namespace std
Precompiled Headers
Macros
Dual ABI
Troubleshooting
Namespaces
Available Namespaces
namespace std
Using Namespace Composition
Linking
Almost Nothing
Finding Dynamic or Shared Libraries
Experimental Library Extensions
Concurrency
Prerequisites
Thread Safety
Atomics
IO
Structure
Defaults
Future
Alternatives
Containers
Exceptions
Exception Safety
Exception Neutrality
Doing without
Compatibility
With C
With POSIX thread cancellation
Debugging Support
Using g++
Debug Versions of Library Binary Files
Memory Leak Hunting
Data Race Hunting
Using gdb
Tracking uncaught exceptions
Debug Mode
Compile Time Checking
Profile-based Performance Analysis
Command Options

@@ -13,7 +13,7 @@
       By default, g++ is equivalent to
       g++ -std=gnu++14 since GCC 6, and
       g++ -std=gnu++98 for older releases.
-    
Table 3.1. C++ Command Options
Option FlagsDescription
-std=c++98 or -std=c++03
+    
Table 3.1. C++ Command Options
Option FlagsDescription
-std=c++98 or -std=c++03
       Use the 1998 ISO C++ standard plus amendments.
-std=gnu++98 or -std=gnu++03
       As directly above, with GNU extensions.
-std=c++11Use the 2011 ISO C++ standard.
-std=gnu++11As directly above, with GNU extensions.
-std=c++14Use the 2014 ISO C++ standard.
-std=gnu++14As directly above, with GNU extensions.
-fexceptionsSee exception-free dialect
-frttiAs above, but RTTI-free dialect.
-pthreadFor ISO C++11
         <thread>,
Index: libstdc++-v3/doc/html/manual/profile_mode_impl.html
===================================================================
--- libstdc++-v3/doc/html/manual/profile_mode_impl.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/profile_mode_impl.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Implementation Issues
Implementation Issues
Prev Chapter 19. Profile Mode Next
Implementation Issues
Stack Traces

+Implementation Issues
Implementation Issues
Prev Chapter 19. Profile Mode Next
Implementation Issues
Stack Traces

   Accurate stack traces are needed during profiling since we group events by
   call context and dynamic instance.  Without accurate traces, diagnostics
   may be hard to interpret.  For instance, when giving advice to the user
Index: libstdc++-v3/doc/html/manual/ext_containers.html
===================================================================
--- libstdc++-v3/doc/html/manual/ext_containers.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/ext_containers.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 23. HP/SGI Extensions
Chapter 23. HP/SGI Extensions
Prev Part III. 
+Chapter 23. HP/SGI Extensions
Chapter 23. HP/SGI Extensions
Prev Part III. 
   Extensions
   
  Next
Chapter 23. HP/SGI Extensions
Table of Contents
Backwards Compatibility
Deprecated
Backwards Compatibility
A few extensions and nods to backwards-compatibility have
Index: libstdc++-v3/doc/html/manual/ext_concurrency_use.html
===================================================================
--- libstdc++-v3/doc/html/manual/ext_concurrency_use.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/ext_concurrency_use.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Use
Use
Prev Chapter 30. Concurrency Next
Use
Typical usage of the last two constructs is demonstrated as follows:
+Use
Use
Prev Chapter 30. Concurrency Next
Use
Typical usage of the last two constructs is demonstrated as follows:
 
 #include <ext/concurrence.h>
 
Index: libstdc++-v3/doc/html/manual/ext_io.html
===================================================================
--- libstdc++-v3/doc/html/manual/ext_io.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/ext_io.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 28. Input and Output
Chapter 28. Input and Output
Prev Part III. 
+Chapter 28. Input and Output
Chapter 28. Input and Output
Prev Part III. 
   Extensions
   
  Next
Chapter 28. Input and Output
Table of Contents
Derived filebufs

Index: libstdc++-v3/doc/html/manual/termination.html
===================================================================
--- libstdc++-v3/doc/html/manual/termination.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/termination.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Termination
Termination
Prev Chapter 4. 
+Termination
Termination
Prev Chapter 4. 
   Support
   
  Next
Termination
Termination Handlers

Index: libstdc++-v3/doc/html/manual/using_macros.html
===================================================================
--- libstdc++-v3/doc/html/manual/using_macros.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/using_macros.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Macros
Macros
Prev Chapter 3. Using Next
Macros

+Macros
Macros
Prev Chapter 3. Using Next
Macros

      All library macros begin with _GLIBCXX_.
    

      Furthermore, all pre-processor macros, switches, and
Index: libstdc++-v3/doc/html/manual/concurrency.html
===================================================================
--- libstdc++-v3/doc/html/manual/concurrency.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/concurrency.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 15.  Concurrency
Chapter 15. 
+Chapter 15.  Concurrency
Chapter 15. 
   Concurrency
   
 
Prev Part II. 
Index: libstdc++-v3/doc/html/manual/ext_utilities.html
===================================================================
--- libstdc++-v3/doc/html/manual/ext_utilities.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/ext_utilities.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 24. Utilities
Chapter 24. Utilities
Prev Part III. 
+Chapter 24. Utilities
Chapter 24. Utilities
Prev Part III. 
   Extensions
   
  Next
Chapter 24. Utilities

Index: libstdc++-v3/doc/html/manual/policy_data_structures.html
===================================================================
--- libstdc++-v3/doc/html/manual/policy_data_structures.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/policy_data_structures.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 22. Policy-Based Data Structures
Chapter 22. Policy-Based Data Structures
Prev Part III. 
+Chapter 22. Policy-Based Data Structures
Chapter 22. Policy-Based Data Structures
Prev Part III. 
   Extensions
   
  Next
Chapter 22. Policy-Based Data Structures
Table of Contents
Intro
Performance Issues
Associative
Priority Que
Goals
Associative
Policy Choices
Underlying Data Structures
Iterators
Functional
Priority Queues
Policy Choices
Underlying Data Structures
Binary Heaps
Using
Prerequisites
Organization
Tutorial
Basic Use

Index: libstdc++-v3/doc/html/manual/ext_iterators.html
===================================================================
--- libstdc++-v3/doc/html/manual/ext_iterators.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/ext_iterators.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 27. Iterators
Chapter 27. Iterators
Prev Part III. 
+Chapter 27. Iterators
Chapter 27. Iterators
Prev Part III. 
   Extensions
   
  Next
Chapter 27. Iterators
24.3.2 describes struct iterator, which didn't exist in the
Index: libstdc++-v3/doc/html/manual/bitmap_allocator_impl.html
===================================================================
--- libstdc++-v3/doc/html/manual/bitmap_allocator_impl.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/bitmap_allocator_impl.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Implementation
Implementation
Prev Chapter 21. The bitmap_allocator Next
Implementation
Free List Store

+Implementation
Implementation
Prev Chapter 21. The bitmap_allocator Next
Implementation
Free List Store

     The Free List Store (referred to as FLS for the remaining part of this
     document) is the Global memory pool that is shared by all instances of
     the bitmapped allocator instantiated for any type. This maintains a
@@ -75,7 +75,7 @@
   

     Consider a block of size 64 ints. In memory, it would look like this:
     (assume a 32-bit system where, size_t is a 32-bit entity).
-  
Table 21.1. Bitmap Allocator Memory Map
268042949672954294967295Data -> Space for 64 ints


+  
Table 21.1. Bitmap Allocator Memory Map
268042949672954294967295Data -> Space for 64 ints


     The first Column(268) represents the size of the Block in bytes as
     seen by the Bitmap Allocator. Internally, a global free list is
     used to keep track of the free blocks used and given back by the
Index: libstdc++-v3/doc/html/manual/appendix_contributing.html
===================================================================
--- libstdc++-v3/doc/html/manual/appendix_contributing.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/appendix_contributing.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Appendix A.  Contributing
Appendix A. 
+Appendix A.  Contributing
Appendix A. 
   Contributing
   
 
Prev Part IV. 
Index: libstdc++-v3/doc/html/manual/parallel_mode_test.html
===================================================================
--- libstdc++-v3/doc/html/manual/parallel_mode_test.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/parallel_mode_test.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Testing
Testing
Prev Chapter 18. Parallel Mode Next
Testing

+Testing
Testing
Prev Chapter 18. Parallel Mode Next
Testing

     Both the normal conformance and regression tests and the
     supplemental performance tests work.
   

Index: libstdc++-v3/doc/html/manual/profile_mode.html
===================================================================
--- libstdc++-v3/doc/html/manual/profile_mode.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/profile_mode.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 19. Profile Mode
Chapter 19. Profile Mode
Prev Part III. 
+Chapter 19. Profile Mode
Chapter 19. Profile Mode
Prev Part III. 
   Extensions
   
  Next
Chapter 19. Profile Mode
Table of Contents
Intro
Using the Profile Mode
Tuning the Profile Mode
Design
Wrapper Model
Instrumentation
Run Time Behavior
Analysis and Diagnostics
Cost Model
Reports
Testing
Extensions for Custom Containers
Empirical Cost Model
Implementation Issues
Stack Traces
Symbolization of Instruction Addresses
Concurrency
Using the Standard Library in the Instrumentation Implementation
Malloc Hooks
Construction and Destruction of Global Objects
Developer Information
Big Picture
How To Add A Diagnostic
Diagnostics
Diagnostic Template
Containers
Hashtable Too Small
Hashtable Too Large
Inefficient Hash
Vector Too Small
Vector Too Large
Vector to Hashtable
Hashtable to Vector
Vector to List
List to Vector
List to Forward List (Slist)
Ordered to Unordered Associative Container
Algorithms
Sort Algorithm Performance
Data Locality
Need Software Prefetch
Linked Structure Locality
Multithreaded Data Access
Data Dependence Violations at Container Level
False Sharing
Statistics
Bibliography
Intro

Index: libstdc++-v3/doc/html/manual/stringstreams.html
===================================================================
--- libstdc++-v3/doc/html/manual/stringstreams.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/stringstreams.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Memory Based Streams
Memory Based Streams
Prev Chapter 13. 
+Memory Based Streams
Memory Based Streams
Prev Chapter 13. 
   Input and Output
   
  Next
Memory Based Streams
Compatibility With strstream

Index: libstdc++-v3/doc/html/manual/traits.html
===================================================================
--- libstdc++-v3/doc/html/manual/traits.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/traits.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Traits
Traits
Prev Chapter 6. 
+Traits
Traits
Prev Chapter 6. 
   Utilities
   
  Next
Traits

Index: libstdc++-v3/doc/html/manual/policy_data_structures_ack.html
===================================================================
--- libstdc++-v3/doc/html/manual/policy_data_structures_ack.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/policy_data_structures_ack.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Acknowledgments
Acknowledgments
Prev Chapter 22. Policy-Based Data Structures Next
Acknowledgments

+Acknowledgments
Acknowledgments
Prev Chapter 22. Policy-Based Data Structures Next
Acknowledgments

       Written by Ami Tavory and Vladimir Dreizin (IBM Haifa Research
       Laboratories), and Benjamin Kosnik (Red Hat).
     

Index: libstdc++-v3/doc/html/manual/associative.html
===================================================================
--- libstdc++-v3/doc/html/manual/associative.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/associative.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Associative
Associative
Prev Chapter 9. 
+Associative
Associative
Prev Chapter 9. 
   Containers
   
  Next
Associative
Insertion Hints

Index: libstdc++-v3/doc/html/manual/ext_concurrency.html
===================================================================
--- libstdc++-v3/doc/html/manual/ext_concurrency.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/ext_concurrency.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 30. Concurrency
Chapter 30. Concurrency
Prev Part III. 
+Chapter 30. Concurrency
Chapter 30. Concurrency
Prev Part III. 
   Extensions
   
  Next
Chapter 30. Concurrency
Table of Contents
Design
Interface to Locks and Mutexes
Interface to Atomic Functions
Implementation
Using Built-in Atomic Functions
Thread Abstraction
Use
Design
Interface to Locks and Mutexes
The file <ext/concurrence.h>
Index: libstdc++-v3/doc/html/manual/support.html
===================================================================
--- libstdc++-v3/doc/html/manual/support.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/support.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 4.  Support
Chapter 4. 
+Chapter 4.  Support
Chapter 4. 
   Support
   
 
Prev Part II. 
Index: libstdc++-v3/doc/html/manual/bitmap_allocator.html
===================================================================
--- libstdc++-v3/doc/html/manual/bitmap_allocator.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/bitmap_allocator.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 21. The bitmap_allocator
Chapter 21. The bitmap_allocator
Prev Part III. 
+Chapter 21. The bitmap_allocator
Chapter 21. The bitmap_allocator
Prev Part III. 
   Extensions
   
  Next
Chapter 21. The bitmap_allocator
Table of Contents
Design
Implementation
Free List Store
Super Block
Super Block Data Layout
Maximum Wasted Percentage
allocate
deallocate
Questions
1
2
3
Locality
Overhead and Grow Policy

Index: libstdc++-v3/doc/html/manual/license.html
===================================================================
--- libstdc++-v3/doc/html/manual/license.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/license.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-License
License
Prev Chapter 1. Status Next
License

+License
License
Prev Chapter 1. Status Next
License

     There are two licenses affecting GNU libstdc++: one for the code,
     and one for the documentation.
     

Index: libstdc++-v3/doc/html/manual/numerics.html
===================================================================
--- libstdc++-v3/doc/html/manual/numerics.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/numerics.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 12.  Numerics
Chapter 12. 
+Chapter 12.  Numerics
Chapter 12. 
   Numerics
   
 
Prev Part II. 
Index: libstdc++-v3/doc/html/manual/using_exceptions.html
===================================================================
--- libstdc++-v3/doc/html/manual/using_exceptions.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/using_exceptions.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Exceptions
Exceptions
Prev Chapter 3. Using Next
Exceptions

+Exceptions
Exceptions
Prev Chapter 3. Using Next
Exceptions

 The C++ language provides language support for stack unwinding
 with try and catch blocks and
 the throw keyword.
Index: libstdc++-v3/doc/html/manual/policy_based_data_structures_test.html
===================================================================
--- libstdc++-v3/doc/html/manual/policy_based_data_structures_test.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/policy_based_data_structures_test.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Testing
Testing
Prev Chapter 22. Policy-Based Data Structures Next
Testing
Regression
The library contains a single comprehensive regression test.
+Testing
Testing
Prev Chapter 22. Policy-Based Data Structures Next
Testing
Regression
The library contains a single comprehensive regression test.
     For a given container type in this library, the test creates
     an object of the container type and an object of the
     corresponding standard type (e.g., std::set). It
@@ -49,7 +49,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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-	  
Name/Instantiating TypeParameterDetailsParameterDetails

+	  
Name/Instantiating TypeParameterDetailsParameterDetails

 		    n_hash_map_ncah
 		  

 		    std::tr1::unordered_map
@@ -182,7 +182,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetailsParameterDetails

+	  
Name/Instantiating TypeParameterDetailsParameterDetails

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 		    std::tr1::unordered_map
@@ -284,7 +284,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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-	  
Name/Instantiating TypeParameterDetailsParameterDetails

+	  
Name/Instantiating TypeParameterDetailsParameterDetails

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 		    std::tr1::unordered_map
@@ -384,7 +384,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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Name/Instantiating TypeParameterDetailsParameterDetails

+	  
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 		    std::tr1::unordered_map
@@ -484,7 +484,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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Name/Instantiating TypeParameterDetailsParameterDetails

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Name/Instantiating TypeParameterDetailsParameterDetails

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 		    std::tr1::unordered_map
@@ -571,7 +571,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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Name/Instantiating TypeParameterDetailsParameterDetails

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Name/Instantiating TypeParameterDetailsParameterDetails

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 		    std::tr1::unordered_map
@@ -671,7 +671,7 @@
 	  

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Name/Instantiating TypeParameterDetailsParameterDetails

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Name/Instantiating TypeParameterDetailsParameterDetails

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 		    std::tr1::unordered_map
@@ -779,7 +779,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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Name/Instantiating TypeParameterDetailsParameterDetails

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Name/Instantiating TypeParameterDetailsParameterDetails

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 		    std::tr1::unordered_map
@@ -899,7 +899,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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Name/Instantiating TypeParameterDetailsParameterDetails

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Name/Instantiating TypeParameterDetailsParameterDetails

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 		    std::tr1::unordered_map
@@ -1007,7 +1007,7 @@
 	  

 	      The abbreviated names in the legend of the graphic above are
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Name/Instantiating TypeParameterDetails

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Name/Instantiating TypeParameterDetails

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 		    std::map
@@ -1040,7 +1040,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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Name/Instantiating TypeParameterDetails

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Name/Instantiating TypeParameterDetails

 		    n_map
 		  

 		    std::map
@@ -1061,7 +1061,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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Name/Instantiating TypeParameterDetails

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Name/Instantiating TypeParameterDetails

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 		    std::map
@@ -1117,7 +1117,7 @@
 	  

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Name/Instantiating TypeParameterDetails

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Name/Instantiating TypeParameterDetails

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 		    std::map
@@ -1225,7 +1225,7 @@
 	  

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Name/Instantiating TypeParameterDetails

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Name/Instantiating TypeParameterDetails

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 		    std::map
@@ -1313,7 +1313,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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Name/Instantiating TypeParameterDetails

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Name/Instantiating TypeParameterDetails

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 		    std::set
@@ -1416,7 +1416,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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Name/Instantiating TypeParameterDetails

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Name/Instantiating TypeParameterDetails

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 		    std::set
@@ -1489,7 +1489,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

+	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

 		    n_mmap
 		  

 		    std::multimap
@@ -1551,7 +1551,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

+	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

 		    n_hash_mmap
 		  

 		    std::tr1::unordered_multimap
@@ -1660,7 +1660,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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-	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

+	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

 		    n_mmap
 		  

 		    std::multimap
@@ -1722,7 +1722,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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-	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

+	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

 		    n_hash_mmap
 		  

 		    std::tr1::unordered_multimap
@@ -1834,7 +1834,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

+	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

 		    n_mmap
 		  

 		    std::multimap
@@ -1896,7 +1896,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
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Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

+	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

 		    n_hash_mmap
 		  

 		    std::tr1::unordered_multimap
@@ -2008,7 +2008,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

+	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

 		    n_mmap
 		  

 		    std::multimap
@@ -2070,7 +2070,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

+	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

 		    n_hash_mmap
 		  

 		    std::tr1::unordered_multimap
@@ -2177,7 +2177,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

+	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

 		    n_mmap
 		  

 		    std::multimap
@@ -2239,7 +2239,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

+	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

 		    n_hash_mmap
 		  

 		    std::tr1::unordered_multimap
@@ -2346,7 +2346,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

+	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

 		    n_mmap
 		  

 		    std::multimap
@@ -2408,7 +2408,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

+	  
Name/Instantiating TypeParameterDetailsParameterDetailsParameterDetails

 		    n_hash_mmap
 		  

 		    std::tr1::unordered_multimap
@@ -2514,7 +2514,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetails

+	  
Name/Instantiating TypeParameterDetails

 		    n_pq_vector
 		  

 		    std::priority_queue
@@ -2576,7 +2576,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetails

+	  
Name/Instantiating TypeParameterDetails

 		    n_pq_vector
 		  

 		    std::priority_queue
@@ -2650,7 +2650,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetails

+	  
Name/Instantiating TypeParameterDetails

 		    n_pq_vector
 		  

 		    std::priority_queue
@@ -2712,7 +2712,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetails

+	  
Name/Instantiating TypeParameterDetails

 		    n_pq_vector
 		  

 		    std::priority_queue adapting std::vector
@@ -2779,7 +2779,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetails

+	  
Name/Instantiating TypeParameterDetails

 		    n_pq_vector
 		  

 		    std::priority_queue
@@ -2841,7 +2841,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetails

+	  
Name/Instantiating TypeParameterDetails

 		    n_pq_vector
 		  

 		    std::priority_queue adapting std::vector
@@ -2896,7 +2896,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetails

+	  
Name/Instantiating TypeParameterDetails

 		    n_pq_vector
 		  

 		    std::priority_queue
@@ -2996,7 +2996,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetails

+	  
Name/Instantiating TypeParameterDetails

 		    n_pq_vector
 		  

 		    std::priority_queue
@@ -3089,7 +3089,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetails

+	  
Name/Instantiating TypeParameterDetails

 		    n_pq_vector
 		  

 		    std::priority_queue
@@ -3188,7 +3188,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetails

+	  
Name/Instantiating TypeParameterDetails

 		    n_pq_vector
 		  

 		    std::priority_queue
@@ -3250,7 +3250,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetails

+	  
Name/Instantiating TypeParameterDetails

 		    thin_heap
 		  

 		    priority_queue
@@ -3321,7 +3321,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetails

+	  
Name/Instantiating TypeParameterDetails

 		    n_pq_vector
 		  

 		    std::priority_queue
@@ -3383,7 +3383,7 @@
 	  

 	    The abbreviated names in the legend of the graphic above are
 	    instantiated with the types in the following table.
-	  
Name/Instantiating TypeParameterDetails

+	  
Name/Instantiating TypeParameterDetails

 		    thin_heap
 		  

 		    priority_queue
@@ -3588,7 +3588,7 @@
 	  underlying data structures in terms of orders of growth. It is
 	  interesting to note that this table implies something about the
 	  constants of the operations as well (see Amortized push
-	  and pop operations).
 pushpopmodifyerasejoin

+	  and pop operations).
 pushpopmodifyerasejoin

 		    std::priority_queue
 		  
 		    Θ(n) worst
Index: libstdc++-v3/doc/html/manual/parallel_mode_design.html
===================================================================
--- libstdc++-v3/doc/html/manual/parallel_mode_design.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/parallel_mode_design.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Design
Design
Prev Chapter 18. Parallel Mode Next
Design

+Design
Design
Prev Chapter 18. Parallel Mode Next
Design

   
Interface Basics

 All parallel algorithms are intended to have signatures that are
 equivalent to the ISO C++ algorithms replaced. For instance, the
Index: libstdc++-v3/doc/html/manual/abi.html
===================================================================
--- libstdc++-v3/doc/html/manual/abi.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/abi.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-ABI Policy and Guidelines
ABI Policy and Guidelines
Prev Appendix B. 
+ABI Policy and Guidelines
ABI Policy and Guidelines
Prev Appendix B. 
   Porting and Maintenance
   
  Next
ABI Policy and Guidelines

Index: libstdc++-v3/doc/html/manual/intro.html
===================================================================
--- libstdc++-v3/doc/html/manual/intro.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/intro.html	(.../branches/gcc-7-branch)
@@ -1,8 +1,8 @@
 
-Part I.  Introduction
Part I. 
+Part I.  Introduction
Part I. 
   Introduction
   
 
Prev The GNU C++ Library Manual Next
Part I. 
   Introduction
   
-
Table of Contents
1. Status
Implementation Status
C++ 1998/2003
Implementation Status
Implementation Specific Behavior
C++ 2011
Implementation Specific Behavior
C++ 2014
C++ 201z
Implementation Specific Behavior
C++ TR1
Implementation Specific Behavior
C++ TR 24733
License
The Code: GPL
The Documentation: GPL, FDL
Bugs
Implementation Bugs
Standard Bugs
2. Setup
Prerequisites
Configure
Make
3. Using
Command Options
Headers
Header Files
Mixing Headers
The C Headers and namespace std
Precompiled Headers
Macros
Dual ABI
Troubleshooting
Namespaces
Available Namespaces
namespace std
Using Namespace Composition
Linking
Almost Nothing
Finding Dynamic or Shared Libraries
Experimental Library Extensions
Concurrency
Prerequisites
Thread Safety
Atomics
IO
Structure
Defaults
Future
Alternatives
Containers
Exceptions
Exception Safety
Exception Neutrality
Doing without
Compatibility
With C
With POSIX thread cancellation
Debugging Support
Using g++
Debug Versions of Library Binary Files
Memory Leak Hunting
Data Race Hunting
Using gdb
Tracking uncaught exceptions
Debug Mode
Compile Time Checking
Profile-based Performance Analysis
Prev Up Next
The GNU C++ Library Manual Home Chapter 1. Status

\ No newline at end of file
+
Table of Contents
1. Status
Implementation Status
C++ 1998/2003
Implementation Status
Implementation Specific Behavior
C++ 2011
Implementation Specific Behavior
C++ 2014
C++ 2017
Implementation Specific Behavior
C++ TR1
Implementation Specific Behavior
C++ TR 24733
License
The Code: GPL
The Documentation: GPL, FDL
Bugs
Implementation Bugs
Standard Bugs
2. Setup
Prerequisites
Configure
Make
3. Using
Command Options
Headers
Header Files
Mixing Headers
The C Headers and namespace std
Precompiled Headers
Macros
Dual ABI
Troubleshooting
Namespaces
Available Namespaces
namespace std
Using Namespace Composition
Linking
Almost Nothing
Finding Dynamic or Shared Libraries
Experimental Library Extensions
Concurrency
Prerequisites
Thread Safety
Atomics
IO
Structure
Defaults
Future
Alternatives
Containers
Exceptions
Exception Safety
Exception Neutrality
Doing without
Compatibility
With C
With POSIX thread cancellation
Debugging Support
Using g++
Debug Versions of Library Binary Files
Memory Leak Hunting
Data Race Hunting
Using gdb
Tracking uncaught exceptions
Debug Mode
Compile Time Checking
Profile-based Performance Analysis
Prev Up Next
The GNU C++ Library Manual Home Chapter 1. Status

\ No newline at end of file
Index: libstdc++-v3/doc/html/manual/profile_mode_api.html
===================================================================
--- libstdc++-v3/doc/html/manual/profile_mode_api.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/profile_mode_api.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Extensions for Custom Containers
Extensions for Custom Containers
Prev Chapter 19. Profile Mode Next
Extensions for Custom Containers

+Extensions for Custom Containers
Extensions for Custom Containers
Prev Chapter 19. Profile Mode Next
Extensions for Custom Containers

   Many large projects use their own data structures instead of the ones in the
   standard library.  If these data structures are similar in functionality
   to the standard library, they can be instrumented with the same hooks
Index: libstdc++-v3/doc/html/manual/atomics.html
===================================================================
--- libstdc++-v3/doc/html/manual/atomics.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/atomics.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 14.  Atomics
Chapter 14. 
+Chapter 14.  Atomics
Chapter 14. 
   Atomics
   
 
Prev Part II. 
Index: libstdc++-v3/doc/html/manual/internals.html
===================================================================
--- libstdc++-v3/doc/html/manual/internals.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/internals.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Porting to New Hardware or Operating Systems
Porting to New Hardware or Operating Systems
Prev Appendix B. 
+Porting to New Hardware or Operating Systems
Porting to New Hardware or Operating Systems
Prev Appendix B. 
   Porting and Maintenance
   
  Next
Porting to New Hardware or Operating Systems

Index: libstdc++-v3/doc/html/manual/policy_data_structures_using.html
===================================================================
--- libstdc++-v3/doc/html/manual/policy_data_structures_using.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/policy_data_structures_using.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Using
Using
Prev Chapter 22. Policy-Based Data Structures Next
Using
Prerequisites
The library contains only header files, and does not require any
+Using
Using
Prev Chapter 22. Policy-Based Data Structures Next
Using
Prerequisites
The library contains only header files, and does not require any
       other libraries except the standard C++ library . All classes are
       defined in namespace __gnu_pbds. The library internally
       uses macros beginning with PB_DS, but
Index: libstdc++-v3/doc/html/manual/bugs.html
===================================================================
--- libstdc++-v3/doc/html/manual/bugs.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/bugs.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Bugs
Bugs
Prev Chapter 1. Status Next
Bugs
Implementation Bugs

+Bugs
Bugs
Prev Chapter 1. Status Next
Bugs
Implementation Bugs

       Information on known bugs, details on efforts to fix them, and
       fixed bugs are all available as part of the GCC bug tracking system,
       with the category set to libstdc++.
Index: libstdc++-v3/doc/html/manual/parallel_mode_using.html
===================================================================
--- libstdc++-v3/doc/html/manual/parallel_mode_using.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/parallel_mode_using.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Using
Using
Prev Chapter 18. Parallel Mode Next
Using
Prerequisite Compiler Flags

+Using
Using
Prev Chapter 18. Parallel Mode Next
Using
Prerequisite Compiler Flags

   Any use of parallel functionality requires additional compiler
   and runtime support, in particular support for OpenMP. Adding this support is
   not difficult: just compile your application with the compiler
@@ -63,4 +63,4 @@
 flags for atomic operations.)
 
 The following table provides the names and headers of all the
   parallel algorithms that can be used in a similar manner:
-
Table 18.1. Parallel Algorithms
AlgorithmHeaderParallel algorithmParallel header
std::accumulatenumeric__gnu_parallel::accumulateparallel/numeric
std::adjacent_differencenumeric__gnu_parallel::adjacent_differenceparallel/numeric
std::inner_productnumeric__gnu_parallel::inner_productparallel/numeric
std::partial_sumnumeric__gnu_parallel::partial_sumparallel/numeric
std::adjacent_findalgorithm__gnu_parallel::adjacent_findparallel/algorithm
std::countalgorithm__gnu_parallel::countparallel/algorithm
std::count_ifalgorithm__gnu_parallel::count_ifparallel/algorithm
std::equalalgorithm__gnu_parallel::equalparallel/algorithm
std::findalgorithm__gnu_parallel::findparallel/algorithm
std::find_ifalgorithm__gnu_parallel::find_ifparallel/algorithm
std::find_first_ofalgorithm__gnu_parallel::find_first_ofparallel/algorithm
std::for_eachalgorithm__gnu_parallel::for_eachparallel/algorithm
std::generatealgorithm__gnu_parallel::generateparallel/algorithm
std::generate_nalgorithm__gnu_parallel::generate_nparallel/algorithm
std::lexicographical_comparealgorithm__gnu_parallel::lexicographical_compareparallel/algorithm
std::mismatchalgorithm__gnu_parallel::mismatchparallel/algorithm
std::searchalgorithm__gnu_parallel::searchparallel/algorithm
std::search_nalgorithm__gnu_parallel::search_nparallel/algorithm
std::transformalgorithm__gnu_parallel::transformparallel/algorithm
std::replacealgorithm__gnu_parallel::replaceparallel/algorithm
std::replace_ifalgorithm__gnu_parallel::replace_ifparallel/algorithm
std::max_elementalgorithm__gnu_parallel::max_elementparallel/algorithm
std::mergealgorithm__gnu_parallel::mergeparallel/algorithm
std::min_elementalgorithm__gnu_parallel::min_elementparallel/algorithm
std::nth_elementalgorithm__gnu_parallel::nth_elementparallel/algorithm
std::partial_sortalgorithm__gnu_parallel::partial_sortparallel/algorithm
std::partitionalgorithm__gnu_parallel::partitionparallel/algorithm
std::random_shufflealgorithm__gnu_parallel::random_shuffleparallel/algorithm
std::set_unionalgorithm__gnu_parallel::set_unionparallel/algorithm
std::set_intersectionalgorithm__gnu_parallel::set_intersectionparallel/algorithm
std::set_symmetric_differencealgorithm__gnu_parallel::set_symmetric_differenceparallel/algorithm
std::set_differencealgorithm__gnu_parallel::set_differenceparallel/algorithm
std::sortalgorithm__gnu_parallel::sortparallel/algorithm
std::stable_sortalgorithm__gnu_parallel::stable_sortparallel/algorithm
std::unique_copyalgorithm__gnu_parallel::unique_copyparallel/algorithm

Prev Up Next
Semantics Home Design

\ No newline at end of file
+
Table 18.1. Parallel Algorithms
AlgorithmHeaderParallel algorithmParallel header
std::accumulatenumeric__gnu_parallel::accumulateparallel/numeric
std::adjacent_differencenumeric__gnu_parallel::adjacent_differenceparallel/numeric
std::inner_productnumeric__gnu_parallel::inner_productparallel/numeric
std::partial_sumnumeric__gnu_parallel::partial_sumparallel/numeric
std::adjacent_findalgorithm__gnu_parallel::adjacent_findparallel/algorithm
std::countalgorithm__gnu_parallel::countparallel/algorithm
std::count_ifalgorithm__gnu_parallel::count_ifparallel/algorithm
std::equalalgorithm__gnu_parallel::equalparallel/algorithm
std::findalgorithm__gnu_parallel::findparallel/algorithm
std::find_ifalgorithm__gnu_parallel::find_ifparallel/algorithm
std::find_first_ofalgorithm__gnu_parallel::find_first_ofparallel/algorithm
std::for_eachalgorithm__gnu_parallel::for_eachparallel/algorithm
std::generatealgorithm__gnu_parallel::generateparallel/algorithm
std::generate_nalgorithm__gnu_parallel::generate_nparallel/algorithm
std::lexicographical_comparealgorithm__gnu_parallel::lexicographical_compareparallel/algorithm
std::mismatchalgorithm__gnu_parallel::mismatchparallel/algorithm
std::searchalgorithm__gnu_parallel::searchparallel/algorithm
std::search_nalgorithm__gnu_parallel::search_nparallel/algorithm
std::transformalgorithm__gnu_parallel::transformparallel/algorithm
std::replacealgorithm__gnu_parallel::replaceparallel/algorithm
std::replace_ifalgorithm__gnu_parallel::replace_ifparallel/algorithm
std::max_elementalgorithm__gnu_parallel::max_elementparallel/algorithm
std::mergealgorithm__gnu_parallel::mergeparallel/algorithm
std::min_elementalgorithm__gnu_parallel::min_elementparallel/algorithm
std::nth_elementalgorithm__gnu_parallel::nth_elementparallel/algorithm
std::partial_sortalgorithm__gnu_parallel::partial_sortparallel/algorithm
std::partitionalgorithm__gnu_parallel::partitionparallel/algorithm
std::random_shufflealgorithm__gnu_parallel::random_shuffleparallel/algorithm
std::set_unionalgorithm__gnu_parallel::set_unionparallel/algorithm
std::set_intersectionalgorithm__gnu_parallel::set_intersectionparallel/algorithm
std::set_symmetric_differencealgorithm__gnu_parallel::set_symmetric_differenceparallel/algorithm
std::set_differencealgorithm__gnu_parallel::set_differenceparallel/algorithm
std::sortalgorithm__gnu_parallel::sortparallel/algorithm
std::stable_sortalgorithm__gnu_parallel::stable_sortparallel/algorithm
std::unique_copyalgorithm__gnu_parallel::unique_copyparallel/algorithm

Prev Up Next
Semantics Home Design

\ No newline at end of file
Index: libstdc++-v3/doc/html/manual/ext_numerics.html
===================================================================
--- libstdc++-v3/doc/html/manual/ext_numerics.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/ext_numerics.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 26. Numerics
Chapter 26. Numerics
Prev Part III. 
+Chapter 26. Numerics
Chapter 26. Numerics
Prev Part III. 
   Extensions
   
  Next
Chapter 26. Numerics
26.4, the generalized numeric operations such as accumulate,
Index: libstdc++-v3/doc/html/manual/parallel_mode_semantics.html
===================================================================
--- libstdc++-v3/doc/html/manual/parallel_mode_semantics.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/parallel_mode_semantics.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Semantics
Semantics
Prev Chapter 18. Parallel Mode Next
Semantics
 The parallel mode STL algorithms are currently not exception-safe,
+Semantics
Semantics
Prev Chapter 18. Parallel Mode Next
Semantics
 The parallel mode STL algorithms are currently not exception-safe,
 i.e. user-defined functors must not throw exceptions.
 Also, the order of execution is not guaranteed for some functions, of course.
 Therefore, user-defined functors should not have any concurrent side effects.
Index: libstdc++-v3/doc/html/manual/std_contents.html
===================================================================
--- libstdc++-v3/doc/html/manual/std_contents.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/std_contents.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Part II.  Standard Contents
Part II. 
+Part II.  Standard Contents
Part II. 
     Standard Contents
   
Prev The GNU C++ Library Manual Next
Part II. 
     Standard Contents
Index: libstdc++-v3/doc/html/manual/appendix.html
===================================================================
--- libstdc++-v3/doc/html/manual/appendix.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/appendix.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Part IV.  Appendices
Part IV. 
+Part IV.  Appendices
Part IV. 
   Appendices
 
Prev The GNU C++ Library Manual Next
Part IV. 
   Appendices
Index: libstdc++-v3/doc/html/manual/memory.html
===================================================================
--- libstdc++-v3/doc/html/manual/memory.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/memory.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Memory
Memory
Prev Chapter 6. 
+Memory
Memory
Prev Chapter 6. 
   Utilities
   
  Next
Memory

Index: libstdc++-v3/doc/html/manual/api.html
===================================================================
--- libstdc++-v3/doc/html/manual/api.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/api.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-API Evolution and Deprecation History
API Evolution and Deprecation History
Prev Appendix B. 
+API Evolution and Deprecation History
API Evolution and Deprecation History
Prev Appendix B. 
   Porting and Maintenance
   
  Next
API Evolution and Deprecation History

@@ -77,11 +77,11 @@
    __alloc to select an underlying allocator that
    satisfied memory allocation requests. The selection of this
    underlying allocator was not user-configurable.
-   
Table B.6. Extension Allocators
Allocator (3.4)Header (3.4)Allocator (3.[0-3])Header (3.[0-3])
__gnu_cxx::new_allocator<T>ext/new_allocator.hstd::__new_allocmemory
__gnu_cxx::malloc_allocator<T>ext/malloc_allocator.hstd::__malloc_alloc_template<int>memory
__gnu_cxx::debug_allocator<T>ext/debug_allocator.hstd::debug_alloc<T>memory
__gnu_cxx::__pool_alloc<T>ext/pool_allocator.hstd::__default_alloc_template<bool,int>memory
__gnu_cxx::__mt_alloc<T>ext/mt_allocator.h  
__gnu_cxx::bitmap_allocator<T>ext/bitmap_allocator.h  

 Releases after gcc-3.4 have continued to add to the collection
+   
Table B.6. Extension Allocators
Allocator (3.4)Header (3.4)Allocator (3.[0-3])Header (3.[0-3])
__gnu_cxx::new_allocator<T>ext/new_allocator.hstd::__new_allocmemory
__gnu_cxx::malloc_allocator<T>ext/malloc_allocator.hstd::__malloc_alloc_template<int>memory
__gnu_cxx::debug_allocator<T>ext/debug_allocator.hstd::debug_alloc<T>memory
__gnu_cxx::__pool_alloc<T>ext/pool_allocator.hstd::__default_alloc_template<bool,int>memory
__gnu_cxx::__mt_alloc<T>ext/mt_allocator.h  
__gnu_cxx::bitmap_allocator<T>ext/bitmap_allocator.h  

 Releases after gcc-3.4 have continued to add to the collection
    of available allocators. All of these new allocators are
    standard-style. The following table includes details, along with
    the first released version of GCC that included the extension allocator.
-   
Table B.7. Extension Allocators Continued
AllocatorIncludeVersion
__gnu_cxx::array_allocator<T>ext/array_allocator.h4.0.0
__gnu_cxx::throw_allocator<T>ext/throw_allocator.h4.2.0


+   
Table B.7. Extension Allocators Continued
AllocatorIncludeVersion
__gnu_cxx::array_allocator<T>ext/array_allocator.h4.0.0
__gnu_cxx::throw_allocator<T>ext/throw_allocator.h4.2.0


 Debug mode first appears.
 

 Precompiled header support PCH support.
Index: libstdc++-v3/doc/html/manual/source_organization.html
===================================================================
--- libstdc++-v3/doc/html/manual/source_organization.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/source_organization.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Directory Layout and Source Conventions
Directory Layout and Source Conventions
Prev Appendix A. 
+Directory Layout and Source Conventions
Directory Layout and Source Conventions
Prev Appendix A. 
   Contributing
   
  Next
Directory Layout and Source Conventions

Index: libstdc++-v3/doc/html/manual/fstreams.html
===================================================================
--- libstdc++-v3/doc/html/manual/fstreams.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/fstreams.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-File Based Streams
File Based Streams
Prev Chapter 13. 
+File Based Streams
File Based Streams
Prev Chapter 13. 
   Input and Output
   
  Next
File Based Streams
Copying a File

Index: libstdc++-v3/doc/html/manual/ext_demangling.html
===================================================================
--- libstdc++-v3/doc/html/manual/ext_demangling.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/ext_demangling.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 29. Demangling
Chapter 29. Demangling
Prev Part III. 
+Chapter 29. Demangling
Chapter 29. Demangling
Prev Part III. 
   Extensions
   
  Next
Chapter 29. Demangling

@@ -7,7 +7,7 @@
     original C++ source identifiers is called
     “demangling.”
   

-    If you have read the source
+    If you have read the source
     documentation for namespace abi then you are
     aware of the cross-vendor C++ ABI in use by GCC.  One of the
     exposed functions is used for demangling,
Index: libstdc++-v3/doc/html/manual/ext_preface.html
===================================================================
--- libstdc++-v3/doc/html/manual/ext_preface.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/ext_preface.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-
Prev Part III. 
+
Prev Part III. 
   Extensions
   
  Next

Index: libstdc++-v3/doc/html/manual/concept_checking.html
===================================================================
--- libstdc++-v3/doc/html/manual/concept_checking.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/concept_checking.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Concept Checking
Concept Checking
Prev Chapter 5. 
+Concept Checking
Concept Checking
Prev Chapter 5. 
   Diagnostics
   
  Next
Concept Checking

Index: libstdc++-v3/doc/html/manual/mt_allocator_ex_multi.html
===================================================================
--- libstdc++-v3/doc/html/manual/mt_allocator_ex_multi.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/mt_allocator_ex_multi.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Multiple Thread Example
Multiple Thread Example
Prev Chapter 20. The mt_allocator Next
Multiple Thread Example

+Multiple Thread Example
Multiple Thread Example
Prev Chapter 20. The mt_allocator Next
Multiple Thread Example

 In the ST example we never used the thread_id variable present in each block.
 Let's start by explaining the purpose of this in a MT application.
 

Index: libstdc++-v3/doc/html/manual/ext_compile_checks.html
===================================================================
--- libstdc++-v3/doc/html/manual/ext_compile_checks.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/ext_compile_checks.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 16. Compile Time Checks
Chapter 16. Compile Time Checks
Prev Part III. 
+Chapter 16. Compile Time Checks
Chapter 16. Compile Time Checks
Prev Part III. 
   Extensions
   
  Next
Chapter 16. Compile Time Checks

Index: libstdc++-v3/doc/html/manual/strings.html
===================================================================
--- libstdc++-v3/doc/html/manual/strings.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/strings.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 7.  Strings
Chapter 7. 
+Chapter 7.  Strings
Chapter 7. 
   Strings
   
 
Prev Part II. 
Index: libstdc++-v3/doc/html/manual/containers_and_c.html
===================================================================
--- libstdc++-v3/doc/html/manual/containers_and_c.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/containers_and_c.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Interacting with C
Interacting with C
Prev Chapter 9. 
+Interacting with C
Interacting with C
Prev Chapter 9. 
   Containers
   
  Next
Interacting with C
Containers vs. Arrays

Index: libstdc++-v3/doc/html/manual/profile_mode_diagnostics.html
===================================================================
--- libstdc++-v3/doc/html/manual/profile_mode_diagnostics.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/profile_mode_diagnostics.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Diagnostics
Diagnostics
Prev Chapter 19. Profile Mode Next
Diagnostics

+Diagnostics
Diagnostics
Prev Chapter 19. Profile Mode Next
Diagnostics

   The table below presents all the diagnostics we intend to implement.
   Each diagnostic has a corresponding compile time switch
   -D_GLIBCXX_PROFILE_<diagnostic>.
@@ -17,7 +17,7 @@
   A high accuracy means that the diagnostic is unlikely to be wrong.
   These grades are not perfect.  They are just meant to guide users with
   specific needs or time budgets.
-  
Table 19.2. Profile Diagnostics
GroupFlagBenefitCostFreq.Implemented 

+  
Table 19.2. Profile Diagnostics
GroupFlagBenefitCostFreq.Implemented 

     CONTAINERS
     HASHTABLE_TOO_SMALL101 10yes
 
     HASHTABLE_TOO_LARGE51 10yes
 
Index: libstdc++-v3/doc/html/manual/ext_concurrency_impl.html
===================================================================
--- libstdc++-v3/doc/html/manual/ext_concurrency_impl.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/ext_concurrency_impl.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Implementation
Implementation
Prev Chapter 30. Concurrency Next
Implementation
Using Built-in Atomic Functions
The functions for atomic operations described above are either
+Implementation
Implementation
Prev Chapter 30. Concurrency Next
Implementation
Using Built-in Atomic Functions
The functions for atomic operations described above are either
 implemented via compiler intrinsics (if the underlying host is
 capable) or by library fallbacks.
Compiler intrinsics (builtins) are always preferred.  However, as
 the compiler builtins for atomics are not universally implemented,
Index: libstdc++-v3/doc/html/manual/io_and_c.html
===================================================================
--- libstdc++-v3/doc/html/manual/io_and_c.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/io_and_c.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Interacting with C
Interacting with C
Prev Chapter 13. 
+Interacting with C
Interacting with C
Prev Chapter 13. 
   Input and Output
   
  Next
Interacting with C
Using FILE* and file descriptors

Index: libstdc++-v3/doc/html/manual/documentation_hacking.html
===================================================================
--- libstdc++-v3/doc/html/manual/documentation_hacking.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/documentation_hacking.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Writing and Generating Documentation
Writing and Generating Documentation
Prev Appendix B. 
+Writing and Generating Documentation
Writing and Generating Documentation
Prev Appendix B. 
   Porting and Maintenance
   
  Next
Writing and Generating Documentation
Introduction

@@ -112,7 +112,7 @@
       supported, and are always aliased to dummy rules. These
       unsupported formats are: info,
       ps, and dvi.
-    
Doxygen
Prerequisites
Table B.1. Doxygen Prerequisites
ToolVersionRequired By
coreutils8.5all
bash4.1all
doxygen1.7.6.1all
graphviz2.26graphical hierarchies
pdflatex2007-59pdf output


+    
Doxygen
Prerequisites
Table B.1. Doxygen Prerequisites
ToolVersionRequired By
coreutils8.5all
bash4.1all
doxygen1.7.6.1all
graphviz2.26graphical hierarchies
pdflatex2007-59pdf output


 	Prerequisite tools are Bash 2.0 or later,
 	Doxygen, and
 	the GNU
@@ -322,7 +322,7 @@
 	writing Doxygen comments. Single and double quotes, and
 	separators in filenames are two common trouble spots. When in
 	doubt, consult the following table.
-      
Table B.2. HTML to Doxygen Markup Comparison
HTMLDoxygen
\\\
"\"
'\'
<i>@a word
<b>@b word
<code>@c word
<em>@a word
<em><em>two words or more</em>

Docbook
Prerequisites
Table B.3. Docbook Prerequisites
ToolVersionRequired By
docbook5-style-xsl1.76.1all
xsltproc1.1.26all
xmllint2.7.7validation
dblatex0.3pdf output
pdflatex2007-59pdf output
docbook2X0.8.8info output
epub3 stylesheetsb3epub output


+      
Table B.2. HTML to Doxygen Markup Comparison
HTMLDoxygen
\\\
"\"
'\'
<i>@a word
<b>@b word
<code>@c word
<em>@a word
<em><em>two words or more</em>

Docbook
Prerequisites
Table B.3. Docbook Prerequisites
ToolVersionRequired By
docbook5-style-xsl1.76.1all
xsltproc1.1.26all
xmllint2.7.7validation
dblatex0.3pdf output
pdflatex2007-59pdf output
docbook2X0.8.8info output
epub3 stylesheetsb3epub output


 	Editing the DocBook sources requires an XML editor. Many
 	exist: some notable options
 	include emacs, Kate,
@@ -530,11 +530,11 @@
 	DocBook Element Reference.
 	An incomplete reference for HTML to Docbook conversion is
 	detailed in the table below.
-      
Table B.4. HTML to Docbook XML Markup Comparison
HTMLDocbook
<p><para>
<pre><computeroutput>, <programlisting>,
+      
Table B.4. HTML to Docbook XML Markup Comparison
HTMLDocbook
<p><para>
<pre><computeroutput>, <programlisting>,
 	<literallayout>
<ul><itemizedlist>
<ol><orderedlist>
<il><listitem>
<dl><variablelist>
<dt><term>
<dd><listitem>
<a href=""><ulink url="">
<code><literal>, <programlisting>
<strong><emphasis>
<em><emphasis>
"<quote>


   And examples of detailed markup for which there are no real HTML
   equivalents are listed in the table below.
-
Table B.5. Docbook XML Element Use
ElementUse
<structname><structname>char_traits</structname>
<classname><classname>string</classname>
<function>
+
Table B.5. Docbook XML Element Use
ElementUse
<structname><structname>char_traits</structname>
<classname><classname>string</classname>
<function>
 	
<function>clear()</function>

 	
<function>fs.clear()</function>

       
<type><type>long long</type>
<varname><varname>fs</varname>
<literal>
Index: libstdc++-v3/doc/html/manual/extensions.html
===================================================================
--- libstdc++-v3/doc/html/manual/extensions.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/extensions.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Part III.  Extensions
Part III. 
+Part III.  Extensions
Part III. 
   Extensions
   
 
Prev The GNU C++ Library Manual Next
Part III. 
Index: libstdc++-v3/doc/html/manual/debug_mode_using.html
===================================================================
--- libstdc++-v3/doc/html/manual/debug_mode_using.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/debug_mode_using.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Using
Using
Prev Chapter 17. Debug Mode Next
Using

+Using
Using
Prev Chapter 17. Debug Mode Next
Using

   
Using the Debug Mode
To use the libstdc++ debug mode, compile your application with the
   compiler flag -D_GLIBCXX_DEBUG. Note that this flag
   changes the sizes and behavior of standard class templates such
@@ -18,6 +18,6 @@
   mode or with debug mode. The
   following table provides the names and headers of the debugging
   containers:
-
Table 17.1. Debugging Containers
ContainerHeaderDebug containerDebug header
std::bitsetbitset__gnu_debug::bitset<debug/bitset>
std::dequedeque__gnu_debug::deque<debug/deque>
std::listlist__gnu_debug::list<debug/list>
std::mapmap__gnu_debug::map<debug/map>
std::multimapmap__gnu_debug::multimap<debug/map>
std::multisetset__gnu_debug::multiset<debug/set>
std::setset__gnu_debug::set<debug/set>
std::stringstring__gnu_debug::string<debug/string>
std::wstringstring__gnu_debug::wstring<debug/string>
std::basic_stringstring__gnu_debug::basic_string<debug/string>
std::vectorvector__gnu_debug::vector<debug/vector>

In addition, when compiling in C++11 mode, these additional
+
Table 17.1. Debugging Containers
ContainerHeaderDebug containerDebug header
std::bitsetbitset__gnu_debug::bitset<debug/bitset>
std::dequedeque__gnu_debug::deque<debug/deque>
std::listlist__gnu_debug::list<debug/list>
std::mapmap__gnu_debug::map<debug/map>
std::multimapmap__gnu_debug::multimap<debug/map>
std::multisetset__gnu_debug::multiset<debug/set>
std::setset__gnu_debug::set<debug/set>
std::stringstring__gnu_debug::string<debug/string>
std::wstringstring__gnu_debug::wstring<debug/string>
std::basic_stringstring__gnu_debug::basic_string<debug/string>
std::vectorvector__gnu_debug::vector<debug/vector>

In addition, when compiling in C++11 mode, these additional
 containers have additional debug capability.
-
Table 17.2. Debugging Containers C++11
ContainerHeaderDebug containerDebug header
std::unordered_mapunordered_map__gnu_debug::unordered_map<debug/unordered_map>
std::unordered_multimapunordered_map__gnu_debug::unordered_multimap<debug/unordered_map>
std::unordered_setunordered_set__gnu_debug::unordered_set<debug/unordered_set>
std::unordered_multisetunordered_set__gnu_debug::unordered_multiset<debug/unordered_set>

Prev Up Next
Semantics Home Design

\ No newline at end of file
+
Table 17.2. Debugging Containers C++11
ContainerHeaderDebug containerDebug header
std::unordered_mapunordered_map__gnu_debug::unordered_map<debug/unordered_map>
std::unordered_multimapunordered_map__gnu_debug::unordered_multimap<debug/unordered_map>
std::unordered_setunordered_set__gnu_debug::unordered_set<debug/unordered_set>
std::unordered_multisetunordered_set__gnu_debug::unordered_multiset<debug/unordered_set>

Prev Up Next
Semantics Home Design

\ No newline at end of file
Index: libstdc++-v3/doc/html/manual/debug_mode_semantics.html
===================================================================
--- libstdc++-v3/doc/html/manual/debug_mode_semantics.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/debug_mode_semantics.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Semantics
Semantics
Prev Chapter 17. Debug Mode Next
Semantics

+Semantics
Semantics
Prev Chapter 17. Debug Mode Next
Semantics

   
A program that uses the C++ standard library correctly
   will maintain the same semantics under debug mode as it had with
   the normal (release) library. All functional and exception-handling
Index: libstdc++-v3/doc/html/manual/parallel_mode.html
===================================================================
--- libstdc++-v3/doc/html/manual/parallel_mode.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/parallel_mode.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 18. Parallel Mode
Chapter 18. Parallel Mode
Prev Part III. 
+Chapter 18. Parallel Mode
Chapter 18. Parallel Mode
Prev Part III. 
   Extensions
   
  Next
Chapter 18. Parallel Mode
Table of Contents
Intro
Semantics
Using
Prerequisite Compiler Flags
Using Parallel Mode
Using Specific Parallel Components
Design
Interface Basics
Configuration and Tuning
Setting up the OpenMP Environment
Compile Time Switches
Run Time Settings and Defaults
Implementation Namespaces
Testing
Bibliography
 The libstdc++ parallel mode is an experimental parallel
Index: libstdc++-v3/doc/html/manual/setup.html
===================================================================
--- libstdc++-v3/doc/html/manual/setup.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/setup.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 2. Setup
Chapter 2. Setup
Prev Part I. 
+Chapter 2. Setup
Chapter 2. Setup
Prev Part I. 
   Introduction
   
  Next
Chapter 2. Setup
Table of Contents
Prerequisites
Configure
Make
To transform libstdc++ sources into installed include files
Index: libstdc++-v3/doc/html/manual/backwards.html
===================================================================
--- libstdc++-v3/doc/html/manual/backwards.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/backwards.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Backwards Compatibility
Backwards Compatibility
Prev Appendix B. 
+Backwards Compatibility
Backwards Compatibility
Prev Appendix B. 
   Porting and Maintenance
   
  Next
Backwards Compatibility
First
The first generation GNU C++ library was called libg++.  It was a
Index: libstdc++-v3/doc/html/manual/source_design_notes.html
===================================================================
--- libstdc++-v3/doc/html/manual/source_design_notes.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/source_design_notes.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Design Notes
Design Notes
Prev Appendix A. 
+Design Notes
Design Notes
Prev Appendix A. 
   Contributing
   
  Next
Design Notes

Index: libstdc++-v3/doc/html/manual/ext_sgi.html
===================================================================
--- libstdc++-v3/doc/html/manual/ext_sgi.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/ext_sgi.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Deprecated
Deprecated
Prev Chapter 23. HP/SGI Extensions Next
Deprecated

+Deprecated
Deprecated
Prev Chapter 23. HP/SGI Extensions Next
Deprecated

      The SGI hashing classes hash_set and
      hash_set have been deprecated by the
      unordered_set, unordered_multiset, unordered_map,
Index: libstdc++-v3/doc/html/manual/facets.html
===================================================================
--- libstdc++-v3/doc/html/manual/facets.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/facets.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Facets
Facets
Prev Chapter 8. 
+Facets
Facets
Prev Chapter 8. 
   Localization
   
  Next
Facets
ctype
Implementation
Specializations

Index: libstdc++-v3/doc/html/manual/using_dual_abi.html
===================================================================
--- libstdc++-v3/doc/html/manual/using_dual_abi.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/using_dual_abi.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Dual ABI
Dual ABI
Prev Chapter 3. Using Next
Dual ABI
 In the GCC 5.1 release libstdc++ introduced a new library ABI that
+Dual ABI
Dual ABI
Prev Chapter 3. Using Next
Dual ABI
 In the GCC 5.1 release libstdc++ introduced a new library ABI that
   includes new implementations of std::string and
   std::list. These changes were necessary to conform
   to the 2011 C++ standard which forbids Copy-On-Write strings and requires
Index: libstdc++-v3/doc/html/manual/diagnostics.html
===================================================================
--- libstdc++-v3/doc/html/manual/diagnostics.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/diagnostics.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 5.  Diagnostics
Chapter 5. 
+Chapter 5.  Diagnostics
Chapter 5. 
   Diagnostics
   
 
Prev Part II. 
Index: libstdc++-v3/doc/html/manual/mt_allocator_design.html
===================================================================
--- libstdc++-v3/doc/html/manual/mt_allocator_design.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/mt_allocator_design.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Design Issues
Design Issues
Prev Chapter 20. The mt_allocator Next
Design Issues
Overview
 There are three general components to the allocator: a datum
+Design Issues
Design Issues
Prev Chapter 20. The mt_allocator Next
Design Issues
Overview
 There are three general components to the allocator: a datum
 describing the characteristics of the memory pool, a policy class
 containing this pool that links instantiation types to common or
 individual pools, and a class inheriting from the policy class that is
Index: libstdc++-v3/doc/html/manual/appendix_free.html
===================================================================
--- libstdc++-v3/doc/html/manual/appendix_free.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/appendix_free.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Appendix C.  Free Software Needs Free Documentation
Appendix C. 
+Appendix C.  Free Software Needs Free Documentation
Appendix C. 
   Free Software Needs Free Documentation
   
 
Prev Part IV. 
Index: libstdc++-v3/doc/html/manual/algorithms.html
===================================================================
--- libstdc++-v3/doc/html/manual/algorithms.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/algorithms.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Chapter 11.  Algorithms
Chapter 11. 
+Chapter 11.  Algorithms
Chapter 11. 
   Algorithms
   
 
Prev Part II. 
Index: libstdc++-v3/doc/html/manual/appendix_porting.html
===================================================================
--- libstdc++-v3/doc/html/manual/appendix_porting.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/appendix_porting.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Appendix B.  Porting and Maintenance
Appendix B. 
+Appendix B.  Porting and Maintenance
Appendix B. 
   Porting and Maintenance
   
 
Prev Part IV. 
Index: libstdc++-v3/doc/html/manual/profile_mode_cost_model.html
===================================================================
--- libstdc++-v3/doc/html/manual/profile_mode_cost_model.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/profile_mode_cost_model.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Empirical Cost Model
Empirical Cost Model
Prev Chapter 19. Profile Mode Next
Empirical Cost Model

+Empirical Cost Model
Empirical Cost Model
Prev Chapter 19. Profile Mode Next
Empirical Cost Model

   Currently, the cost model uses formulas with predefined relative weights
   for alternative containers or container implementations.  For instance,
   iterating through a vector is X times faster than iterating through a list.
Index: libstdc++-v3/doc/html/manual/make.html
===================================================================
--- libstdc++-v3/doc/html/manual/make.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/make.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Make
Make
Prev Chapter 2. Setup Next
Make
If you have never done this before, you should read the basic
+Make
Make
Prev Chapter 2. Setup Next
Make
If you have never done this before, you should read the basic
       GCC Installation
       Instructions first.  Read all of them.
       Twice.
Index: libstdc++-v3/doc/html/manual/pairs.html
===================================================================
--- libstdc++-v3/doc/html/manual/pairs.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/pairs.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Pairs
Pairs
Prev Chapter 6. 
+Pairs
Pairs
Prev Chapter 6. 
   Utilities
   
  Next
Pairs
The pair<T1,T2> is a simple and handy way to
Index: libstdc++-v3/doc/html/manual/test.html
===================================================================
--- libstdc++-v3/doc/html/manual/test.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/test.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Testing
Testing
Prev Appendix B. 
+Testing
Testing
Prev Appendix B. 
   Porting and Maintenance
   
  Next
Testing

Index: libstdc++-v3/doc/html/manual/using_dynamic_or_shared.html
===================================================================
--- libstdc++-v3/doc/html/manual/using_dynamic_or_shared.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/using_dynamic_or_shared.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Linking
Linking
Prev Chapter 3. Using Next
Linking
Almost Nothing

+Linking
Linking
Prev Chapter 3. Using Next
Linking
Almost Nothing

 	Or as close as it gets: freestanding. This is a minimal
 	configuration, with only partial support for the standard
 	library. Assume only the following header files can be used:
Index: libstdc++-v3/doc/html/manual/using_headers.html
===================================================================
--- libstdc++-v3/doc/html/manual/using_headers.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/using_headers.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Headers
Headers
Prev Chapter 3. Using Next
Headers
Header Files

+Headers
Headers
Prev Chapter 3. Using Next
Headers
Header Files

      The C++ standard specifies the entire set of header files that
      must be available to all hosted implementations.  Actually, the
      word "files" is a misnomer, since the contents of the
@@ -18,19 +18,19 @@
      the 1998 standard as updated for 2003, and the current 2011 standard.
    

      C++98/03 include files. These are available in the default compilation mode, i.e. -std=c++98 or -std=gnu++98.
-   
Table 3.2. C++ 1998 Library Headers
algorithmbitsetcomplexdequeexception
fstreamfunctionaliomanipiosiosfwd
iostreamistreamiteratorlimitslist
localemapmemorynewnumeric
ostreamqueuesetsstreamstack
stdexceptstreambufstringutilitytypeinfo
valarrayvector   

Table 3.3. C++ 1998 Library Headers for C Library Facilities
cassertcerrnocctypecfloatciso646
climitsclocalecmathcsetjmpcsignal
cstdargcstddefcstdiocstdlibcstring
ctimecwcharcwctype  


+   
Table 3.2. C++ 1998 Library Headers
algorithmbitsetcomplexdequeexception
fstreamfunctionaliomanipiosiosfwd
iostreamistreamiteratorlimitslist
localemapmemorynewnumeric
ostreamqueuesetsstreamstack
stdexceptstreambufstringutilitytypeinfo
valarrayvector   

Table 3.3. C++ 1998 Library Headers for C Library Facilities
cassertcerrnocctypecfloatciso646
climitsclocalecmathcsetjmpcsignal
cstdargcstddefcstdiocstdlibcstring
ctimecwcharcwctype  


 C++11 include files. These are only available in C++11 compilation
 mode, i.e. -std=c++11 or -std=gnu++11.
-
Table 3.4. C++ 2011 Library Headers
algorithmarraybitsetchronocomplex
condition_variabledequeexceptionforward_listfstream
functionalfutureinitalizer_listiomanipios
iosfwdiostreamistreamiteratorlimits
listlocalemapmemorymutex
newnumericostreamqueuerandom
ratioregexsetsstreamstack
stdexceptstreambufstringsystem_errorthread
tupletype_traitstypeinfounordered_mapunordered_set
utilityvalarrayvector  

Table 3.5. C++ 2011 Library Headers for C Library Facilities
cassertccomplexcctypecerrnocfenv
cfloatcinttypesciso646climitsclocale
cmathcsetjmpcsignalcstdargcstdbool
cstddefcstdintcstdlibcstdiocstring
ctgmathctimecucharcwcharcwctype


+
Table 3.4. C++ 2011 Library Headers
algorithmarraybitsetchronocomplex
condition_variabledequeexceptionforward_listfstream
functionalfutureinitalizer_listiomanipios
iosfwdiostreamistreamiteratorlimits
listlocalemapmemorymutex
newnumericostreamqueuerandom
ratioregexsetsstreamstack
stdexceptstreambufstringsystem_errorthread
tupletype_traitstypeinfounordered_mapunordered_set
utilityvalarrayvector  

Table 3.5. C++ 2011 Library Headers for C Library Facilities
cassertccomplexcctypecerrnocfenv
cfloatcinttypesciso646climitsclocale
cmathcsetjmpcsignalcstdargcstdbool
cstddefcstdintcstdlibcstdiocstring
ctgmathctimecucharcwcharcwctype


   In addition, TR1 includes as:
-
Table 3.6. C++ TR 1 Library Headers
tr1/arraytr1/complextr1/memorytr1/functionaltr1/random
tr1/regextr1/tupletr1/type_traitstr1/unordered_maptr1/unordered_set
tr1/utility    

Table 3.7. C++ TR 1 Library Headers for C Library Facilities
tr1/ccomplextr1/cfenvtr1/cfloattr1/cmathtr1/cinttypes
tr1/climitstr1/cstdargtr1/cstdbooltr1/cstdinttr1/cstdio
tr1/cstdlibtr1/ctgmathtr1/ctimetr1/cwchartr1/cwctype

Decimal floating-point arithmetic is available if the C++
+
Table 3.6. C++ TR 1 Library Headers
tr1/arraytr1/complextr1/memorytr1/functionaltr1/random
tr1/regextr1/tupletr1/type_traitstr1/unordered_maptr1/unordered_set
tr1/utility    

Table 3.7. C++ TR 1 Library Headers for C Library Facilities
tr1/ccomplextr1/cfenvtr1/cfloattr1/cmathtr1/cinttypes
tr1/climitstr1/cstdargtr1/cstdbooltr1/cstdinttr1/cstdio
tr1/cstdlibtr1/ctgmathtr1/ctimetr1/cwchartr1/cwctype

Decimal floating-point arithmetic is available if the C++
 compiler supports scalar decimal floating-point types defined via
 __attribute__((mode(SD|DD|LD))).
-
Table 3.8. C++ TR 24733 Decimal Floating-Point Header
decimal/decimal


+
Table 3.8. C++ TR 24733 Decimal Floating-Point Header
decimal/decimal


   Also included are files for the C++ ABI interface:
-
Table 3.9. C++ ABI Headers
cxxabi.hcxxabi_forced.h


+
Table 3.9. C++ ABI Headers
cxxabi.hcxxabi_forced.h


   And a large variety of extensions.
-
Table 3.10. Extension Headers
ext/algorithmext/atomicity.hext/array_allocator.hext/bitmap_allocator.hext/cast.h
ext/codecvt_specializations.hext/concurrence.hext/debug_allocator.hext/enc_filebuf.hext/extptr_allocator.h
ext/functionalext/iteratorext/malloc_allocator.hext/memoryext/mt_allocator.h
ext/new_allocator.hext/numericext/numeric_traits.hext/pb_ds/assoc_container.hext/pb_ds/priority_queue.h
ext/pod_char_traits.hext/pool_allocator.hext/rb_treeext/ropeext/slist
ext/stdio_filebuf.hext/stdio_sync_filebuf.hext/throw_allocator.hext/typelist.hext/type_traits.h
ext/vstring.h    

Table 3.11. Extension Debug Headers
debug/bitsetdebug/dequedebug/listdebug/mapdebug/set
debug/stringdebug/unordered_mapdebug/unordered_setdebug/vector 

Table 3.12. Extension Profile Headers
profile/bitsetprofile/dequeprofile/listprofile/map
profile/setprofile/unordered_mapprofile/unordered_setprofile/vector

Table 3.13. Extension Parallel Headers
parallel/algorithmparallel/numeric

Mixing Headers
 A few simple rules.
+
Table 3.10. Extension Headers
ext/algorithmext/atomicity.hext/array_allocator.hext/bitmap_allocator.hext/cast.h
ext/codecvt_specializations.hext/concurrence.hext/debug_allocator.hext/enc_filebuf.hext/extptr_allocator.h
ext/functionalext/iteratorext/malloc_allocator.hext/memoryext/mt_allocator.h
ext/new_allocator.hext/numericext/numeric_traits.hext/pb_ds/assoc_container.hext/pb_ds/priority_queue.h
ext/pod_char_traits.hext/pool_allocator.hext/rb_treeext/ropeext/slist
ext/stdio_filebuf.hext/stdio_sync_filebuf.hext/throw_allocator.hext/typelist.hext/type_traits.h
ext/vstring.h    

Table 3.11. Extension Debug Headers
debug/bitsetdebug/dequedebug/listdebug/mapdebug/set
debug/stringdebug/unordered_mapdebug/unordered_setdebug/vector 

Table 3.12. Extension Profile Headers
profile/bitsetprofile/dequeprofile/listprofile/map
profile/setprofile/unordered_mapprofile/unordered_setprofile/vector

Table 3.13. Extension Parallel Headers
parallel/algorithmparallel/numeric

Mixing Headers
 A few simple rules.
 
First, mixing different dialects of the standard headers is not
 possible. It's an all-or-nothing affair. Thus, code like
 
Index: libstdc++-v3/doc/html/manual/using_namespaces.html
===================================================================
--- libstdc++-v3/doc/html/manual/using_namespaces.html	(.../tags/gcc_7_2_0_release)
+++ libstdc++-v3/doc/html/manual/using_namespaces.html	(.../branches/gcc-7-branch)
@@ -1,5 +1,5 @@
 
-Namespaces
Namespaces
Prev Chapter 3. Using Next
Namespaces
Available Namespaces
 There are three main namespaces.
+Namespaces
Namespaces
Prev Chapter 3. Using Next
Namespaces
Available Namespaces
 There are three main namespaces.