[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:880b2839feaf759959844d91f89a55858185a964

commit 880b2839feaf759959844d91f89a55858185a964
Merge: b10e254b4c8 718a78fcfb0
Author: Tobias Burnus <tobias@codesourcery.com>
Date:   Mon May 31 16:51:52 2021 +0200

    Merge remote-tracking branch 'origin/releases/gcc-11' into devel/omp/gcc-11
    
    Merged up to 718a78fcfb03ca3c552800b510ef3eb085bcbb76 (May 31, 2021)

Diff:

 c++tools/server.cc                                 |   1 +
 gcc/ChangeLog                                      |  12 +++
 gcc/DATESTAMP                                      |   2 +-
 gcc/builtins.c                                     |   2 +
 gcc/calls.c                                        |   3 +-
 gcc/config/rs6000/aix.h                            |   2 +
 gcc/config/rs6000/rs6000.c                         |  17 +++-
 gcc/cp/ChangeLog                                   |   9 ++
 gcc/cp/call.c                                      |   5 +-
 gcc/cp/typeck.c                                    |  10 ++
 gcc/doc/tm.texi                                    |   9 ++
 gcc/doc/tm.texi.in                                 |   2 +
 gcc/fortran/ChangeLog                              |  28 +++++
 gcc/fortran/trans-array.c                          |   5 +-
 gcc/fortran/trans-decl.c                           |   1 +
 gcc/fortran/trans-intrinsic.c                      |   9 +-
 gcc/function.c                                     |   3 +
 gcc/regcprop.c                                     |  49 ++++-----
 gcc/target.def                                     |  12 +++
 gcc/testsuite/ChangeLog                            |  33 ++++++
 gcc/testsuite/g++.dg/cpp1z/nodiscard8.C            |  15 +++
 gcc/testsuite/g++.dg/cpp1z/nodiscard9.C            |  22 ++++
 gcc/testsuite/g++.dg/other/pr100580.C              |   8 ++
 gcc/testsuite/g++.dg/template/access37.C           |  26 +++++
 gcc/testsuite/g++.dg/template/access37a.C          |   6 ++
 gcc/testsuite/gcc.c-torture/compile/pr100576.c     |  12 +++
 gcc/testsuite/gcc.dg/cpp/pr100646-1.c              |   5 +
 gcc/testsuite/gcc.dg/cpp/pr100646-2.c              |   6 ++
 gcc/testsuite/gcc.dg/pr100590.c                    |  13 +++
 gcc/testsuite/gcc.target/i386/pr100342.c           |  70 +++++++++++++
 gcc/testsuite/gfortran.dg/bounds_check_22.f90      |  12 +++
 gcc/testsuite/gfortran.dg/pointer_check_14.f90     |  28 +++++
 gcc/testsuite/gfortran.dg/pr98411.f90              |  16 +++
 libcpp/lex.c                                       |   5 +-
 libstdc++-v3/ChangeLog                             |  43 ++++++++
 libstdc++-v3/include/std/ranges                    | 112 ++++++++++++++++----
 libstdc++-v3/testsuite/lib/dg-options.exp          |  47 ++++++++-
 .../testsuite/std/ranges/adaptors/100479.cc        | 113 +++++++++++++++++++++
 libstdc++-v3/testsuite/std/ranges/adaptors/join.cc |  24 +++++
 39 files changed, 741 insertions(+), 56 deletions(-)