[gcc/devel/c++-coroutines] Merge master r12-2841.

[gcc/devel/c++-coroutines] Merge master r12-2841.

[Iain D Sandoe]

https://gcc.gnu.org/g:97b432d2c329f406a172a0e90949911dafdb27d6

commit 97b432d2c329f406a172a0e90949911dafdb27d6
Merge: 7e53b51690c d796cc7a3e7
Author: Iain Sandoe <iain@sandoe.co.uk>
Date:   Tue Aug 10 19:31:08 2021 +0100

    Merge master r12-2841.
    
            * Merge master r12-2841-gd796cc7a3e71.

Diff:

 ChangeLog                                          |   4 +
 contrib/mklog.py                                   |   6 +-
 gcc/ChangeLog                                      | 123 ++++++
 gcc/DATESTAMP                                      |   2 +-
 gcc/c/c-typeck.c                                   |   2 +-
 gcc/config/i386/constraints.md                     |  10 +-
 gcc/config/i386/i386-expand.c                      |  13 +-
 gcc/config/i386/i386.c                             |  11 +-
 gcc/config/i386/predicates.md                      |   4 +
 gcc/config/i386/sse.md                             | 135 ++++++-
 gcc/cp/parser.c                                    | 421 +++++++++++++++++++--
 gcc/cp/parser.h                                    |   7 +-
 gcc/gimple-range-fold.cc                           |   6 +
 gcc/testsuite/ChangeLog                            |  67 ++++
 gcc/testsuite/g++.dg/gomp/attrs-1.C                |  12 +-
 gcc/testsuite/g++.dg/gomp/attrs-10.C               | 240 ++++++++++++
 gcc/testsuite/g++.dg/gomp/attrs-11.C               |  74 ++++
 gcc/testsuite/g++.dg/gomp/attrs-2.C                |   2 +-
 gcc/testsuite/gcc.dg/pr101741.c                    |  16 +
 gcc/testsuite/gcc.dg/tree-ssa/pr101824.c           |  19 +
 gcc/testsuite/gcc.dg/vla-stexp-1.c                 |  18 +
 gcc/testsuite/gcc.target/i386/amxbf16-dpbf16ps-2.c |   6 +-
 gcc/testsuite/gcc.target/i386/avx2-gather-2.c      |   3 +-
 gcc/testsuite/gcc.target/i386/avx512f-pr80355-1.c  |  19 +
 gcc/testsuite/gcc.target/i386/avx512f-pr80355-2.c  |  23 ++
 gcc/testsuite/gcc.target/i386/cond_op_shift_d-1.c  |  56 +++
 gcc/testsuite/gcc.target/i386/cond_op_shift_d-2.c  | 102 +++++
 gcc/testsuite/gcc.target/i386/cond_op_shift_q-1.c  |  11 +
 gcc/testsuite/gcc.target/i386/cond_op_shift_q-2.c  |   5 +
 gcc/testsuite/gcc.target/i386/cond_op_shift_ud-1.c |  10 +
 gcc/testsuite/gcc.target/i386/cond_op_shift_ud-2.c |   5 +
 gcc/testsuite/gcc.target/i386/cond_op_shift_uq-1.c |  10 +
 gcc/testsuite/gcc.target/i386/cond_op_shift_uq-2.c |   5 +
 gcc/testsuite/gcc.target/i386/cond_op_shift_uw-1.c |   8 +
 gcc/testsuite/gcc.target/i386/cond_op_shift_uw-2.c |   6 +
 gcc/testsuite/gcc.target/i386/cond_op_shift_w-1.c  |   8 +
 gcc/testsuite/gcc.target/i386/cond_op_shift_w-2.c  |   6 +
 gcc/testsuite/gcc.target/i386/pr88531-1a.c         |   2 +-
 gcc/testsuite/lib/gfortran.exp                     |   2 +-
 gcc/tree-nested.c                                  |   1 +
 gcc/tree-vect-loop.c                               |  18 +
 gcc/tree-vect-stmts.c                              |  92 +++--
 gcc/tree-vectorizer.h                              |   1 +
 libgfortran/Makefile.am                            |   9 +
 libgfortran/Makefile.in                            |  10 +-
 libgomp/ChangeLog                                  |  18 +
 libstdc++-v3/ChangeLog                             |  28 ++
 libstdc++-v3/include/bits/regex.h                  |  28 +-
 libstdc++-v3/include/bits/regex.tcc                |   6 +-
 libstdc++-v3/include/bits/regex_automaton.tcc      |   4 +-
 libstdc++-v3/include/bits/regex_compiler.h         |   8 +-
 libstdc++-v3/include/bits/regex_executor.h         |   6 +-
 libstdc++-v3/include/debug/safe_container.h        |  13 +-
 libstdc++-v3/include/std/regex                     |   3 +
 54 files changed, 1625 insertions(+), 99 deletions(-)