[gcc/devel/c++-coroutines] Merge master r11-7154.

[gcc/devel/c++-coroutines] Merge master r11-7154.

[Iain D Sandoe]

https://gcc.gnu.org/g:f5328673f12531e86359d255881734601be05a88

commit f5328673f12531e86359d255881734601be05a88
Merge: d390df6824e 20f28986a8d
Author: Iain Sandoe <iain@sandoe.co.uk>
Date:   Tue Feb 9 19:27:04 2021 +0000

    Merge master r11-7154.
    
            * Merge master r11-7154-g20f28986a8d3.

Diff:

 contrib/ChangeLog                                  |  5 ++
 gcc/ChangeLog                                      | 28 +++++++
 gcc/DATESTAMP                                      |  2 +-
 gcc/calls.c                                        |  6 +-
 gcc/config/aarch64/aarch64-cost-tables.h           | 18 ++--
 gcc/config/aarch64/aarch64.c                       | 12 ++-
 gcc/config/arm/aarch-common-protos.h               |  1 +
 gcc/config/arm/aarch-cost-tables.h                 | 18 ++--
 gcc/config/arm/arm.c                               | 21 +++--
 gcc/cp/ChangeLog                                   | 23 ++++++
 gcc/cp/constexpr.c                                 |  2 +-
 gcc/cp/cp-gimplify.c                               | 12 +++
 gcc/cp/module.cc                                   | 23 +++---
 gcc/cp/pt.c                                        |  5 ++
 gcc/reorg.c                                        | 21 ++++-
 gcc/testsuite/ChangeLog                            | 30 +++++++
 gcc/testsuite/g++.dg/cpp1y/lambda-generic-empty1.C |  9 ++
 gcc/testsuite/g++.dg/cpp2a/consteval-expinst1.C    | 20 +++++
 gcc/testsuite/g++.dg/cpp2a/no_unique_address12.C   | 12 +++
 gcc/testsuite/g++.dg/modules/pr98944_a.C           |  9 ++
 gcc/testsuite/g++.dg/modules/pr98944_b.C           |  8 ++
 gcc/testsuite/g++.dg/modules/pr98944_c.C           |  8 ++
 gcc/testsuite/g++.dg/modules/pr98944_d.C           |  8 ++
 gcc/testsuite/g++.dg/warn/Wstringop-overread-1.C   | 12 +++
 .../aarch64/advsimd-intrinsics/vpXXXq.inc          | 96 ++++++++++++++++++++++
 .../gcc.target/aarch64/advsimd-intrinsics/vpaddq.c | 40 +++++++++
 .../gcc.target/aarch64/asimd-mul-to-shl-sub.c      | 17 ++++
 gcc/tree-ssa-sccvn.c                               | 31 +++----
 gcc/tree-ssa-sccvn.h                               |  2 +
 gcc/tree-vect-slp.c                                |  5 +-
 libstdc++-v3/include/bits/basic_string.tcc         |  7 +-
 libstdc++-v3/include/ext/stdio_sync_filebuf.h      |  1 -
 libstdc++-v3/include/std/coroutine                 |  2 +-
 libstdc++-v3/src/c++17/fs_ops.cc                   |  2 +-
 .../27_io/filesystem/operations/remove_all.cc      |  2 +
 .../filesystem/operations/remove_all.cc            |  2 +
 36 files changed, 461 insertions(+), 59 deletions(-)