[gcc/devel/omp/gcc-13] Merge branch 'releases/gcc-13' into devel/omp/gcc-13

[Tobias Burnus]

https://gcc.gnu.org/g:cb7b6186de6daa6d0d7d3b4928b8a9d1c3c23213

commit cb7b6186de6daa6d0d7d3b4928b8a9d1c3c23213
Merge: e2ec0952f2fa 91a5bdf2941a
Author: Tobias Burnus <tobias@codesourcery.com>
Date:   Fri Aug 18 10:29:29 2023 +0200

    Merge branch 'releases/gcc-13' into devel/omp/gcc-13
    
    Merge up to r13-7731-g91a5bdf2941a67590211c907181e9e0036288593 (18th Aug 2023)

Diff:

 gcc/ChangeLog                                      | 46 +++++++++++++++++
 gcc/DATESTAMP                                      |  2 +-
 gcc/common/config/i386/cpuinfo.h                   |  4 +-
 gcc/config/i386/i386-builtins.cc                   |  2 +-
 gcc/config/i386/i386-options.cc                    | 59 +++++++++++++++++-----
 gcc/config/i386/i386.cc                            |  2 +-
 gcc/config/i386/i386.h                             |  8 +--
 gcc/config/i386/i386.opt                           |  8 +++
 gcc/config/i386/x86-tune.def                       | 13 +++--
 gcc/cp/ChangeLog                                   |  9 ++++
 gcc/cp/parser.cc                                   |  4 +-
 gcc/testsuite/ChangeLog                            | 25 +++++++++
 gcc/testsuite/g++.dg/cpp2a/concepts-requires35.C   | 27 ++++++++++
 gcc/testsuite/gcc.target/i386/avx2-gather-2.c      |  2 +-
 gcc/testsuite/gcc.target/i386/avx2-gather-6.c      |  2 +-
 gcc/testsuite/gcc.target/i386/avx512f-pr88464-1.c  |  2 +-
 gcc/testsuite/gcc.target/i386/avx512f-pr88464-5.c  |  2 +-
 gcc/testsuite/gcc.target/i386/avx512vl-pr88464-1.c |  2 +-
 .../gcc.target/i386/avx512vl-pr88464-11.c          |  2 +-
 gcc/testsuite/gcc.target/i386/avx512vl-pr88464-3.c |  2 +-
 gcc/testsuite/gcc.target/i386/avx512vl-pr88464-9.c |  2 +-
 gcc/testsuite/gcc.target/i386/pr88531-1b.c         |  2 +-
 gcc/testsuite/gcc.target/i386/pr88531-1c.c         |  2 +-
 libstdc++-v3/ChangeLog                             | 25 +++++++++
 libstdc++-v3/include/std/format                    | 58 +++++++++++++--------
 .../testsuite/std/format/functions/format_to_n.cc  | 17 +++++++
 26 files changed, 267 insertions(+), 62 deletions(-)