[gcc/devel/omp/gcc-12] Merge branch 'releases/gcc-12' into devel/omp/gcc-12

[Tobias Burnus]

https://gcc.gnu.org/g:d83a083287f91d7fb83c7e9cd29272ffeec28480

commit d83a083287f91d7fb83c7e9cd29272ffeec28480
Merge: c56df70095f 58da1386d22
Author: Tobias Burnus <tobias@codesourcery.com>
Date:   Mon Nov 14 09:15:43 2022 +0100

    Merge branch 'releases/gcc-12' into devel/omp/gcc-12
    
    Merge up to r12-8907-g58da1386d2233b8e01aaac8f7c4a61a2ccf52743 (14th Nov 2022)

Diff:

 gcc/ChangeLog                            | 36 +++++++++++++++++++++++++++++
 gcc/DATESTAMP                            |  2 +-
 gcc/alias.cc                             | 19 ++++++++++------
 gcc/config/i386/driver-i386.cc           | 13 ++++-------
 gcc/config/i386/i386.h                   |  7 +++---
 gcc/doc/cppopts.texi                     |  7 +++---
 gcc/doc/invoke.texi                      |  8 +++----
 gcc/expr.cc                              |  3 +--
 gcc/fold-const.cc                        | 18 ++++-----------
 gcc/testsuite/ChangeLog                  | 18 +++++++++++++++
 gcc/testsuite/gcc.dg/guality/param-6.c   | 20 ++++++++++++++++
 gcc/testsuite/gcc.target/i386/pr107304.c | 39 ++++++++++++++++++++++++++++++++
 gcc/testsuite/gnat.dg/opt99.adb          | 15 ++++++++++++
 gcc/testsuite/gnat.dg/opt99_pkg1.adb     | 10 ++++++++
 gcc/testsuite/gnat.dg/opt99_pkg1.ads     | 19 ++++++++++++++++
 gcc/testsuite/gnat.dg/opt99_pkg2.ads     | 13 +++++++++++
 libstdc++-v3/ChangeLog                   |  9 ++++++++
 libstdc++-v3/doc/html/manual/index.html  |  2 +-
 libstdc++-v3/doc/xml/authors.xml         |  9 ++------
 libstdc++-v3/doc/xml/manual/spine.xml    |  9 ++------
 20 files changed, 218 insertions(+), 58 deletions(-)