[gcc/devel/c++-coroutines] Merge master r12-7677.

[gcc/devel/c++-coroutines] Merge master r12-7677.

[Iain D Sandoe]

https://gcc.gnu.org/g:aee99c7963d352584581e089cb5cba410b902592

commit aee99c7963d352584581e089cb5cba410b902592
Merge: faaa033fb74 7fd6e36ea9a
Author: Iain Sandoe <iain@sandoe.co.uk>
Date:   Wed Mar 16 19:57:27 2022 +0000

    Merge master r12-7677.
    
            * Merge master r12-7677-g7fd6e36ea9aa.

Diff:

 MAINTAINERS                                        |   1 +
 gcc/ChangeLog                                      |  40 +++++++
 gcc/DATESTAMP                                      |   2 +-
 gcc/analyzer/ChangeLog                             |   4 +
 gcc/analyzer/diagnostic-manager.cc                 |  44 +++++++-
 gcc/analyzer/diagnostic-manager.h                  |   1 +
 gcc/analyzer/engine.cc                             |   7 +-
 gcc/analyzer/pending-diagnostic.h                  |   6 ++
 gcc/analyzer/region-model.cc                       |  61 ++++++++---
 gcc/analyzer/sm-file.cc                            |  16 ++-
 gcc/analyzer/sm-malloc.cc                          |  72 ++++++++++---
 gcc/analyzer/sm-pattern-test.cc                    |   8 +-
 gcc/analyzer/sm-sensitive.cc                       |   8 +-
 gcc/analyzer/sm-signal.cc                          |   8 +-
 gcc/analyzer/sm-taint.cc                           |  71 +++++++-----
 gcc/analyzer/store.cc                              |   3 +-
 gcc/c-family/c.opt                                 |   4 +
 gcc/common/config/riscv/riscv-common.cc            |  60 +++++++++++
 gcc/config/aarch64/aarch64.cc                      |   2 +-
 gcc/config/i386/i386-builtin.def                   |   2 +-
 gcc/config/i386/i386.cc                            |   8 +-
 gcc/config/i386/i386.h                             |   6 +-
 gcc/config/i386/x86gprintrin.h                     |   2 +-
 gcc/config/riscv/riscv-subset.h                    |   1 +
 gcc/config/riscv/riscv.cc                          |   8 +-
 gcc/config/rs6000/predicates.md                    |   9 +-
 gcc/cp/ChangeLog                                   |  15 +++
 gcc/cp/cp-gimplify.cc                              |  38 ++++++-
 gcc/cp/search.cc                                   |  49 ++++-----
 gcc/doc/invoke.texi                                |  10 ++
 gcc/gimple-match-head.cc                           |  24 ++++-
 gcc/match.pd                                       |  27 ++++-
 gcc/passes.def                                     |   2 +-
 gcc/testsuite/ChangeLog                            |  38 +++++++
 gcc/testsuite/g++.dg/lookup/ambig6.C               |  18 ++++
 gcc/testsuite/g++.dg/opt/pr96780.C                 |  38 +++++++
 .../gcc.dg/analyzer/many-disabled-diagnostics.c    |  55 ++++++++++
 gcc/testsuite/gcc.dg/analyzer/pr95000-1.c          |  38 +++++++
 .../gcc.dg/builtin-dynamic-object-size-0.c         |  56 ++++++++++
 gcc/testsuite/gcc.dg/plugin/analyzer_gil_plugin.c  |  16 +--
 gcc/testsuite/gcc.dg/pr104910.c                    |  14 +++
 gcc/testsuite/gcc.target/aarch64/pr102008.c        |  13 +++
 gcc/testsuite/gcc.target/i386/pr101895.c           |  11 ++
 gcc/testsuite/gcc.target/i386/pr104890.c           |  11 ++
 gcc/testsuite/gcc.target/i386/sse4_1-blendvpd-1.c  |  11 ++
 gcc/testsuite/gcc.target/powerpc/pr104923.c        |  21 ++++
 gcc/testsuite/gcc.target/riscv/predef-17.c         |  63 +++++++++++
 gcc/tree-object-size.cc                            |   9 +-
 libgomp/fortran.c                                  |   2 +-
 libgomp/testsuite/libgomp.fortran/icv-8.f90        |  10 ++
 .../libgomp.oacc-c-c++-common/host_data-7.c        |   6 +-
 libstdc++-v3/include/std/charconv                  |   8 +-
 libstdc++-v3/include/std/version                   |   3 +-
 libstdc++-v3/src/c++17/floating_from_chars.cc      | 120 +++++++--------------
 54 files changed, 956 insertions(+), 224 deletions(-)