[gcc/devel/c++-coroutines] Merge master r11-7651.

[Iain D Sandoe]

https://gcc.gnu.org/g:9dd4b28d1a8068ef0e94d13f98bf77a521d8ca64

commit 9dd4b28d1a8068ef0e94d13f98bf77a521d8ca64
Merge: 4c4eb1f6c87 6e885ad3287
Author: Iain Sandoe <iain@sandoe.co.uk>
Date:   Fri Mar 12 19:39:34 2021 +0000

    Merge master r11-7651.
    
            * Merge master r11-7651-g6e885ad32873.

Diff:

 ChangeLog                                          |   9 +
 contrib/gcc-changelog/git_commit.py                |   3 +-
 contrib/gcc-changelog/git_email.py                 |   2 +-
 contrib/gcc-changelog/setup.cfg                    |   3 +
 contrib/gcc-changelog/test_email.py                |   4 +
 contrib/gcc-changelog/test_patches.txt             |  30 ++
 gcc/ChangeLog                                      |  76 ++++
 gcc/DATESTAMP                                      |   2 +-
 gcc/Makefile.in                                    |   4 +-
 gcc/analyzer/ChangeLog                             |  56 +++
 gcc/analyzer/analyzer.opt                          |   8 +
 gcc/analyzer/diagnostic-manager.cc                 | 490 +++++++++++++++++++--
 gcc/analyzer/diagnostic-manager.h                  |   6 +-
 gcc/analyzer/engine.cc                             |  99 +++--
 gcc/analyzer/exploded-graph.h                      |   8 +
 gcc/analyzer/feasible-graph.cc                     | 235 ++++++++++
 gcc/analyzer/feasible-graph.h                      | 213 +++++++++
 gcc/analyzer/trimmed-graph.cc                      | 172 ++++++++
 gcc/analyzer/trimmed-graph.h                       | 122 +++++
 gcc/config/i386/constraints.md                     |   6 +
 gcc/config/i386/mmx.md                             | 179 ++++----
 gcc/config/i386/sse.md                             | 292 ++++++------
 gcc/config/rs6000/rs6000.c                         |   2 -
 gcc/config/rs6000/xcoff.h                          |  10 +-
 gcc/config/sparc/constraints.md                    |   9 +-
 gcc/config/sparc/sparc.c                           |   9 +-
 gcc/config/sparc/sparc.md                          |  12 +-
 gcc/config/sparc/sync.md                           |   6 +-
 gcc/cp/ChangeLog                                   |  18 +
 gcc/cp/call.c                                      |   4 +
 gcc/cp/module.cc                                   |   5 +
 gcc/cp/name-lookup.c                               |  81 ++--
 gcc/cp/ptree.c                                     |   3 +-
 gcc/digraph.cc                                     | 134 +++++-
 gcc/doc/analyzer.texi                              |  56 ++-
 gcc/doc/invoke.texi                                |  12 +
 gcc/fortran/resolve.c                              |  10 +-
 gcc/gimplify.c                                     |   2 +-
 gcc/go/gofrontend/MERGE                            |   2 +-
 gcc/go/gofrontend/expressions.cc                   | 136 +++---
 gcc/go/gofrontend/expressions.h                    |   5 +
 gcc/go/gofrontend/gogo.cc                          |   2 +-
 gcc/go/gofrontend/statements.cc                    |   6 +-
 gcc/go/gofrontend/wb.cc                            |   4 +-
 gcc/shortest-paths.h                               | 138 ++++--
 gcc/testsuite/ChangeLog                            |  56 +++
 gcc/testsuite/g++.dg/cpp2a/consteval19.C           |   6 +
 gcc/testsuite/g++.dg/modules/pr99238.h             |   1 +
 gcc/testsuite/g++.dg/modules/pr99238_a.H           |   4 +
 gcc/testsuite/g++.dg/modules/pr99238_b.H           |   8 +
 gcc/testsuite/g++.dg/modules/pr99248.h             |   5 +
 gcc/testsuite/g++.dg/modules/pr99248_a.H           |   5 +
 gcc/testsuite/g++.dg/modules/pr99248_b.H           |   7 +
 gcc/testsuite/gcc.dg/analyzer/dot-output.c         |   2 +-
 gcc/testsuite/gcc.dg/analyzer/feasibility-1.c      |  16 +-
 .../analyzer/pr93355-localealias-feasibility-2.c   |   4 +-
 .../analyzer/pr93355-localealias-feasibility-3.c   |   8 +-
 .../analyzer/pr93355-localealias-feasibility.c     |   2 -
 .../gcc.dg/analyzer/pr93355-localealias.c          |   4 +-
 gcc/testsuite/gcc.dg/analyzer/unknown-fns-4.c      |   2 +-
 gcc/testsuite/gcc.target/i386/avx512vl-pr99321-2.c |  94 ++++
 gcc/testsuite/gfortran.dg/gomp/threadprivate-1.f90 |  11 +
 gcc/xcoffout.c                                     |   1 -
 gcc/xcoffout.h                                     |   1 -
 libgfortran/io/transfer.c                          |  32 +-
 libgfortran/io/unit.c                              |   1 -
 .../testsuite/libgomp.fortran/use_device_ptr-3.f90 |  91 ++++
 libstdc++-v3/ChangeLog                             |  68 +++
 libstdc++-v3/src/c++17/floating_to_chars.cc        |  83 ++--
 libstdc++-v3/src/c++17/ryu/LOCAL_PATCHES           |   2 +
 libstdc++-v3/src/c++17/ryu/d2s_intrinsics.h        |   4 -
 libstdc++-v3/src/c++17/ryu/generic_128.h           |   3 -
 libstdc++-v3/src/c++17/ryu/ryu_generic_128.h       |   4 +-
 libstdc++-v3/src/c++17/uint128_t.h                 | 297 +++++++++++++
 .../testsuite/20_util/to_chars/long_double.cc      |   1 -
 75 files changed, 2914 insertions(+), 594 deletions(-)