[gcc/devel/sphinx] Merge branch 'master' into devel/sphinx

[Martin Liska]

https://gcc.gnu.org/g:8451c23d2872e99371728bd9ccddec7661b11c63

commit 8451c23d2872e99371728bd9ccddec7661b11c63
Merge: 6467a4e9a6c 7191e63d051
Author: Martin Liska <mliska@suse.cz>
Date:   Tue Jun 8 09:47:03 2021 +0200

    Merge branch 'master' into devel/sphinx

Diff:

 gcc/ChangeLog                                      | 120 +++++++++++++++++
 gcc/DATESTAMP                                      |   2 +-
 gcc/bitmap.c                                       | 108 +++++++++++++++
 gcc/bitmap.h                                       |   7 +
 gcc/c-family/ChangeLog                             |   5 +
 gcc/c/ChangeLog                                    |   6 +
 gcc/c/c-typeck.c                                   |   2 +-
 gcc/config/h8300/movepush.md                       |  53 ++++++--
 gcc/config/i386/i386-expand.c                      |   9 ++
 gcc/config/i386/mmx.md                             |  12 +-
 gcc/cp/ChangeLog                                   |   7 +
 gcc/cp/init.c                                      |   2 +-
 gcc/cp/lambda.c                                    |   6 +-
 gcc/cp/module.cc                                   |   6 +-
 gcc/cp/name-lookup.c                               |  24 +---
 gcc/cp/parser.c                                    |  24 ++--
 gcc/cp/pt.c                                        |   1 +
 gcc/cp/semantics.c                                 |   6 +-
 gcc/doc/invoke.texi                                |   3 +
 gcc/fortran/intrinsic.texi                         |   2 +-
 gcc/fortran/trans-expr.c                           |   2 +-
 gcc/genautomata.c                                  |   2 +-
 gcc/gimple-range-cache.cc                          | 147 ++++++++++++++++++++-
 gcc/gimple-range-cache.h                           |   1 +
 gcc/objc/ChangeLog                                 |   5 +
 gcc/objcp/ChangeLog                                |   5 +
 gcc/params.opt                                     |   4 +
 gcc/testsuite/ChangeLog                            |  52 ++++++++
 gcc/testsuite/g++.dg/cpp0x/alias-decl-73.C         |   9 ++
 gcc/testsuite/g++.dg/template/access38.C           |  15 +++
 gcc/testsuite/g++.dg/template/lookup17.C           |  18 +++
 gcc/testsuite/g++.target/i386/pr100885.C           |   2 +-
 gcc/testsuite/gcc.dg/format/strfmon-1.c            |   2 +-
 gcc/testsuite/gcc.dg/sso-14.c                      |   7 +-
 gcc/testsuite/gcc.dg/tree-ssa/pr100794.c           |  20 +++
 gcc/testsuite/gcc.target/i386/pr100637-5b.c        |  25 ++++
 gcc/testsuite/gcc.target/i386/pr100637-5w.c        |  25 ++++
 gcc/testsuite/gcc.target/i386/pr82735-3.c          |   2 +-
 gcc/testsuite/gcc.target/i386/pr82735-4.c          |   2 +-
 gcc/testsuite/gcc.target/i386/pr82735-5.c          |   2 +-
 gcc/testsuite/gfortran.dg/char4-subscript.f90      |   2 +-
 gcc/tree-predcom.c                                 | 100 ++++++++------
 libgfortran/intrinsics/chmod.c                     |   2 +-
 libgfortran/io/transfer.c                          |   2 +-
 libquadmath/libquadmath.texi                       |   2 +-
 libstdc++-v3/ChangeLog                             |  16 +++
 libstdc++-v3/include/std/optional                  |   7 +
 libstdc++-v3/include/std/ranges                    |   2 +-
 .../testsuite/20_util/optional/relops/three_way.cc |  22 ++-
 49 files changed, 796 insertions(+), 111 deletions(-)