[gcc/devel/c++-coroutines] Merge master r12-1224.

[Iain D Sandoe]

https://gcc.gnu.org/g:2383bfc605a64009b6c27627de0cac1ab1cb7fff

commit 2383bfc605a64009b6c27627de0cac1ab1cb7fff
Merge: 46e5d3b12f1 6f8c9691495
Author: Iain Sandoe <iain@sandoe.co.uk>
Date:   Fri Jun 4 19:42:11 2021 +0100

    Merge master r12-1224.
    
            * Merge master r12-1224-g6f8c9691495.

Diff:

 ChangeLog                                          |   4 +
 gcc/ChangeLog                                      | 167 ++++++++++++++
 gcc/DATESTAMP                                      |   2 +-
 gcc/ada/ChangeLog                                  |   7 +
 gcc/analyzer/ChangeLog                             |  10 +
 gcc/attribs.c                                      |  21 +-
 gcc/c-family/ChangeLog                             |  37 +++
 gcc/c-family/c-attribs.c                           |   3 +
 gcc/c-family/c-warn.c                              |   2 +-
 gcc/c/ChangeLog                                    |   6 +
 gcc/c/c-objc-common.c                              |   6 +
 gcc/config.gcc                                     |   9 +-
 gcc/config/arc/arc.c                               |   6 +-
 gcc/config/arm/vfp.md                              |   4 +-
 gcc/config/cris/cris.md                            |   2 +-
 gcc/config/i386/i386-expand.c                      |  55 +++--
 gcc/config/i386/i386.md                            |   6 +-
 gcc/config/i386/mmx.md                             |  82 +++++++
 gcc/config/i386/predicates.md                      |  17 +-
 gcc/config/i386/sse.md                             |   8 +-
 gcc/config/rs6000/rs6000-call.c                    |   4 +-
 gcc/config/rs6000/rs6000.h                         |  11 -
 gcc/cp/ChangeLog                                   |  30 +++
 gcc/cp/name-lookup.c                               |   7 +-
 gcc/cp/pt.c                                        |  43 +---
 gcc/fortran/dump-parse-tree.c                      |  28 +++
 gcc/fortran/frontend-passes.c                      |  18 ++
 gcc/fortran/gfortran.h                             |  18 +-
 gcc/fortran/match.h                                |   5 +
 gcc/fortran/openmp.c                               |  94 +++++++-
 gcc/fortran/parse.c                                | 104 +++++----
 gcc/fortran/resolve.c                              |  10 +
 gcc/fortran/scanner.c                              |  35 ++-
 gcc/fortran/st.c                                   |   5 +
 gcc/fortran/trans-openmp.c                         | 117 ++++++++--
 gcc/fortran/trans.c                                |   5 +
 gcc/gimple-fold.c                                  |  30 ++-
 gcc/testsuite/ChangeLog                            |  55 +++++
 gcc/testsuite/g++.dg/cpp0x/alias-decl-72.C         |   9 +
 gcc/testsuite/g++.dg/cpp0x/alias-decl-72a.C        |   9 +
 gcc/testsuite/g++.dg/cpp1z/nontype-auto19.C        |   8 +
 gcc/testsuite/g++.dg/cpp2a/concepts-decltype.C     |   2 +-
 gcc/testsuite/g++.dg/gomp/declare-simd-8.C         |  15 ++
 gcc/testsuite/g++.dg/template/param4.C             |  10 +
 gcc/testsuite/g++.dg/template/param5.C             |   7 +
 gcc/testsuite/gcc.dg/Wvla-parameter-10.c           |  68 ++++++
 gcc/testsuite/gcc.dg/Wvla-parameter-11.c           |  70 ++++++
 gcc/testsuite/gcc.dg/nonnull-6.c                   |  15 ++
 .../gcc.dg/tree-ssa/builtin-snprintf-11.c          |  32 +++
 .../gcc.dg/tree-ssa/builtin-snprintf-12.c          |  36 +++
 gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-28.c |  30 +++
 gcc/testsuite/gcc.dg/tree-ssa/builtin-sprintf-29.c |  40 ++++
 gcc/testsuite/gcc.dg/uninit-pr100732.c             |  21 ++
 gcc/testsuite/gcc.dg/vect/slp-perm-9.c             |   8 +-
 gcc/testsuite/gcc.target/i386/pr100887.c           |  13 ++
 .../gcc.target/powerpc/not-promote-mode.c          |  13 ++
 gcc/testsuite/gfortran.dg/goacc-gomp/mixed-1.f     |  23 ++
 gcc/testsuite/gfortran.dg/goacc/omp-fixed.f        |  10 +-
 gcc/testsuite/gfortran.dg/goacc/omp.f95            |  12 +
 gcc/testsuite/gfortran.dg/gomp/loop-1.f90          |  56 +++++
 gcc/testsuite/gfortran.dg/gomp/loop-2.f90          |  44 ++++
 gcc/testsuite/gfortran.dg/gomp/pr99928-1.f90       | 239 +++++++++++++++++++
 gcc/testsuite/gfortran.dg/gomp/pr99928-11.f90      |  35 +++
 gcc/testsuite/gfortran.dg/gomp/pr99928-2.f90       | 233 +++++++++++++++++++
 gcc/testsuite/gfortran.dg/gomp/pr99928-3.f90       |  30 +--
 gcc/testsuite/gfortran.dg/gomp/pr99928-4.f90       |  90 ++++++++
 gcc/testsuite/gfortran.dg/gomp/pr99928-5.f90       | 108 +++++++++
 gcc/testsuite/gfortran.dg/gomp/pr99928-6.f90       | 108 +++++++++
 gcc/testsuite/gfortran.dg/gomp/pr99928-8.f90       | 253 +++++++++++++++++++++
 gcc/testsuite/gfortran.dg/inline_matmul_25.f90     |   9 +
 gcc/tree-ssa-uninit.c                              |   3 +
 libstdc++-v3/ChangeLog                             |  37 +++
 libstdc++-v3/doc/html/manual/status.html           |  11 +-
 libstdc++-v3/doc/xml/manual/status_cxx2020.xml     |  16 +-
 libstdc++-v3/include/bits/hashtable.h              |   6 +-
 libstdc++-v3/include/bits/iterator_concepts.h      |  25 +-
 libstdc++-v3/include/bits/ranges_base.h            | 165 ++++++--------
 libstdc++-v3/include/std/any                       |  26 ++-
 libstdc++-v3/include/std/version                   |   3 +-
 .../23_containers/unordered_map/operations/1.cc    |   7 +
 .../23_containers/unordered_set/operations/1.cc    |   7 +
 libstdc++-v3/testsuite/std/ranges/access/cdata.cc  |  40 +++-
 libstdc++-v3/testsuite/std/ranges/access/data.cc   |  39 +++-
 libstdc++-v3/testsuite/std/ranges/access/empty.cc  |  24 +-
 libstdc++-v3/testsuite/std/ranges/access/size.cc   |  20 +-
 85 files changed, 2795 insertions(+), 363 deletions(-)