[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:3d0a4edc3a9ab52a86bf75e64bc87768814b5e31

commit 3d0a4edc3a9ab52a86bf75e64bc87768814b5e31
Merge: f5184e2eecd 05dbde3bfb9
Author: Tobias Burnus <tobias@codesourcery.com>
Date:   Mon Aug 23 15:45:29 2021 +0200

    Merge remote-tracking branch 'origin/releases/gcc-11' into devel/omp/gcc-11
    
    Merge up to r11-8894-g05dbde3bfb91b5a643b68d00609a1aab1a6f47a0 (Aug 23, 2021).

Diff:

 gcc/ChangeLog                                      |  76 +++++++++
 gcc/DATESTAMP                                      |   2 +-
 gcc/config/arm/arm-c.c                             |   1 +
 gcc/config/arm/arm-cpus.in                         |   1 +
 gcc/config/arm/arm.c                               | 190 +++++++++------------
 gcc/config/arm/arm_mve.h                           |   2 +-
 gcc/dwarf2out.c                                    |  22 ++-
 gcc/fortran/ChangeLog                              |  13 ++
 gcc/fortran/match.c                                |   4 +-
 gcc/fortran/resolve.c                              |  28 +--
 gcc/fortran/trans-stmt.c                           |   6 +-
 gcc/gcov.c                                         | 158 ++++++++---------
 gcc/testsuite/ChangeLog                            |  83 +++++++++
 gcc/testsuite/gcc.dg/guality/pr101905.c            |  15 ++
 gcc/testsuite/gcc.dg/lto/pr101868_0.c              |  33 ++++
 gcc/testsuite/gcc.dg/lto/pr101868_1.c              |  23 +++
 gcc/testsuite/gcc.dg/lto/pr101868_2.c              |  11 ++
 gcc/testsuite/gcc.dg/lto/pr101868_3.c              |   8 +
 gcc/testsuite/gcc.dg/pr78213.c                     |  12 +-
 gcc/testsuite/gcc.target/arm/attr-neon.c           |   9 +-
 gcc/testsuite/gcc.target/arm/attr-neon2.c          |  35 ++--
 gcc/testsuite/gcc.target/arm/attr-neon3.c          |  48 ++++--
 .../gcc.target/arm/cortex-m55-nofp-flag-hard.c     |   2 +-
 .../gcc.target/arm/cortex-m55-nofp-flag-softfp.c   |   2 +-
 .../arm/cortex-m55-nofp-nomve-flag-softfp.c        |   2 +-
 .../gcc.target/arm/mve/intrinsics/mve_fpu1.c       |   5 +-
 .../gcc.target/arm/mve/intrinsics/mve_fpu2.c       |   5 +-
 gcc/testsuite/gcc.target/arm/pr69245.c             |   8 +-
 gcc/testsuite/gcc.target/arm/pr98636.c             |   3 +-
 .../gcc.target/arm/pragma_fpu_attribute.c          |   7 +-
 .../gcc.target/arm/pragma_fpu_attribute_2.c        |   7 +-
 gcc/testsuite/gfortran.dg/coarray_3.f90            |   4 +-
 gcc/testsuite/gfortran.dg/coarray_sync.f90         |  44 +++++
 gcc/tree-ssa-pre.c                                 |   7 +
 libcpp/po/ChangeLog                                |   4 +
 libcpp/po/de.po                                    |  51 ++----
 libstdc++-v3/ChangeLog                             |  25 +++
 libstdc++-v3/doc/html/manual/status.html           |   5 +-
 libstdc++-v3/doc/xml/manual/status_cxx2020.xml     |  10 ++
 libstdc++-v3/testsuite/lib/libstdc++.exp           |   3 +-
 40 files changed, 680 insertions(+), 294 deletions(-)