[gcc/devel/modula-2] Merge branch 'master' into devel/modula-2.

[Gaius Mulley <gaius@gcc.gnu.org>]

https://gcc.gnu.org/g:b624e1e9dc012ffb4cfc3cb36b145c93e84c0d14

commit b624e1e9dc012ffb4cfc3cb36b145c93e84c0d14
Merge: f043f7346c4 27ee75dbe81
Author: Gaius Mulley <gaius.mulley@southwales.ac.uk>
Date:   Fri Apr 29 18:33:47 2022 +0100

    Merge branch 'master' into devel/modula-2.

Diff:

 gcc/cgraph.cc                                      |  6 +-
 gcc/config/i386/i386.md                            | 44 +++++++++++++++
 gcc/cp/error.cc                                    | 20 ++++---
 gcc/cp/parser.cc                                   | 51 +++++++++++++++--
 gcc/gimple-expr.cc                                 | 47 +++++++++++++++-
 gcc/gimple-expr.h                                  |  1 +
 gcc/gimple-iterator.cc                             |  4 +-
 gcc/gimple-iterator.h                              | 35 ++++++++----
 gcc/gimple-loop-versioning.cc                      |  3 +-
 gcc/gimple.cc                                      | 42 --------------
 gcc/gimple.h                                       |  1 -
 gcc/omp-low.cc                                     |  6 +-
 gcc/testsuite/g++.dg/cpp0x/Wnarrowing20.C          | 26 +++++++++
 gcc/testsuite/g++.dg/cpp0x/alias-decl-1.C          |  2 +-
 gcc/testsuite/g++.dg/cpp0x/initlist-array15.C      | 13 +++++
 gcc/testsuite/g++.dg/cpp1z/nontype5.C              | 11 ++++
 gcc/testsuite/g++.dg/diagnostic/using1.C           |  1 +
 gcc/testsuite/g++.dg/ipa/pr100413.C                | 64 ++++++++++++++++++++++
 gcc/testsuite/g++.dg/parse/template28.C            |  4 +-
 gcc/testsuite/g++.dg/parse/template30.C            | 49 +++++++++++++++++
 gcc/testsuite/gcc.dg/vect/pr105219.c               |  1 +
 gcc/testsuite/gcc.target/i386/pr51954.c            | 15 +++++
 gcc/tree-parloops.cc                               |  2 +-
 gcc/tree-ssa-ifcombine.cc                          | 16 +++++-
 gcc/tree-ssa-loop-manip.cc                         |  2 +-
 gcc/tree-vect-loop-manip.cc                        | 10 ++--
 .../post/i386-solaris/amd64/baseline_symbols.txt   | 12 ++++
 .../abi/post/i386-solaris/baseline_symbols.txt     | 12 ++++
 .../post/powerpc64-linux-gnu/baseline_symbols.txt  | 12 ++++
 .../abi/post/sparc-solaris/baseline_symbols.txt    | 12 ++++
 .../sparc-solaris/sparcv9/baseline_symbols.txt     | 12 ++++
 .../src/c++11/compatibility-ldbl-alt128.cc         | 36 ++++++++++++
 32 files changed, 488 insertions(+), 84 deletions(-)