[gcc/devel/omp/gcc-11] Merge remote-tracking branch 'origin/releases/gcc-11' into devel/omp/gcc-11

[Tobias Burnus]

https://gcc.gnu.org/g:98e6a28f9a84a1cd9902a1b27b1848cc08c42f95

commit 98e6a28f9a84a1cd9902a1b27b1848cc08c42f95
Merge: 798ebb8cd58 fdc2700d095
Author: Tobias Burnus <tobias@codesourcery.com>
Date:   Tue Nov 2 15:52:52 2021 +0100

    Merge remote-tracking branch 'origin/releases/gcc-11' into devel/omp/gcc-11
    
    Merged up to r11-9199-gfdc2700d09530227a520e8d33623b7956582cffb (Nov 2, 2021)

Diff:

 gcc/ChangeLog                                      |  14 +++
 gcc/DATESTAMP                                      |   2 +-
 gcc/doc/invoke.texi                                |   3 +-
 gcc/fortran/ChangeLog                              |   9 ++
 gcc/fortran/decl.c                                 |  16 ----
 gcc/testsuite/ChangeLog                            |  16 ++++
 gcc/testsuite/g++.dg/torture/pr102505.C            |  15 +++
 gcc/testsuite/gfortran.dg/pdt_4.f03                |   4 +-
 gcc/tree-sra.c                                     |   2 +
 libgcc/ChangeLog                                   |  11 +++
 libgcc/config.host                                 |   2 +-
 libgcc/config/pa/linux-atomic.c                    | 106 +++++++++++----------
 libgcc/config/pa/t-linux64                         |   8 +-
 libstdc++-v3/ChangeLog                             |  13 +++
 libstdc++-v3/include/std/valarray                  |  30 ++++--
 .../testsuite/26_numerics/valarray/103022.cc       |  15 +++
 .../testsuite/26_numerics/valarray/range_access.cc |  49 ++++++++--
 .../26_numerics/valarray/range_access2.cc          |  22 ++++-
 18 files changed, 246 insertions(+), 91 deletions(-)