[gcc/devel/c++-coroutines] Merge master r11-7044.

[gcc/devel/c++-coroutines] Merge master r11-7044.

[Iain D Sandoe]

https://gcc.gnu.org/g:d2f9a4e4a3e11884158ffa65ce90b4f9cfc6fb3d

commit d2f9a4e4a3e11884158ffa65ce90b4f9cfc6fb3d
Merge: bca92dba6f8 709718d4d89
Author: Iain Sandoe <iain@sandoe.co.uk>
Date:   Tue Feb 2 17:52:47 2021 +0000

    Merge master r11-7044.
    
            * Merge master r11-7044-g709718d4d89e.

Diff:

 gcc/ChangeLog                                      |  93 ++++++++
 gcc/DATESTAMP                                      |   2 +-
 gcc/analyzer/ChangeLog                             |   9 +
 gcc/analyzer/engine.cc                             |  68 ++----
 gcc/analyzer/region-model-manager.cc               |  13 ++
 gcc/c/ChangeLog                                    |   6 +
 gcc/config/aarch64/aarch64-builtins.c              |   1 +
 gcc/config/aarch64/aarch64-simd-builtins.def       | 253 ++++++++++----------
 gcc/config/aarch64/aarch64-simd.md                 | 135 +++++++++++
 gcc/config/aarch64/aarch64.md                      |   1 +
 gcc/config/aarch64/arm_neon.h                      | 260 +++++++--------------
 gcc/config/aarch64/iterators.md                    |   1 +
 gcc/config/arm/iterators.md                        |   3 +-
 gcc/config/arm/mve.md                              |  23 +-
 gcc/config/arm/unspecs.md                          |   3 -
 gcc/cp/ChangeLog                                   |  31 +++
 gcc/cp/error.c                                     |   3 +-
 gcc/cp/pt.c                                        |  10 +
 gcc/d/dmd/MERGE                                    |   2 +-
 gcc/d/dmd/dmangle.c                                |  29 ++-
 gcc/d/dmd/root/outbuffer.c                         |  31 +++
 gcc/d/dmd/root/outbuffer.h                         |   1 +
 gcc/expr.c                                         |   1 +
 gcc/testsuite/ChangeLog                            | 100 ++++++++
 .../g++.dg/cpp1z/class-deduction-decltype1.C       |  11 +
 gcc/testsuite/g++.dg/opt/pr98743.C                 |  27 +++
 gcc/testsuite/g++.dg/torture/pr97960.C             |  30 +++
 gcc/testsuite/gcc.dg/analyzer/conditionals-3.c     |   8 +-
 gcc/testsuite/gcc.dg/analyzer/data-model-1.c       |   4 +-
 gcc/testsuite/gcc.dg/analyzer/feasibility-1.c      |  26 +++
 gcc/testsuite/gcc.dg/analyzer/params.c             |   4 +-
 .../analyzer/pr93355-localealias-feasibility-2.c   |  31 +++
 .../analyzer/pr93355-localealias-feasibility-3.c   |  64 +++++
 gcc/testsuite/gcc.dg/analyzer/pr96651-2.c          |   4 +-
 gcc/testsuite/gcc.dg/analyzer/pr98918.c            |  22 ++
 gcc/testsuite/gcc.dg/analyzer/signal-4b.c          |  18 +-
 gcc/testsuite/gcc.dg/analyzer/single-field.c       |   8 +-
 .../gcc.dg/analyzer/torture/conditionals-2.c       |   8 +-
 gcc/testsuite/gcc.dg/asan/nested-1.c               |  24 ++
 gcc/testsuite/gcc.dg/vect/pr92205.c                |   2 +-
 gcc/testsuite/gcc.dg/vect/pr98848.c                |  18 ++
 .../gcc.target/aarch64/arg-type-diagnostics-1.c    |   4 +-
 .../gcc.target/aarch64/narrow_high-intrinsics.c    |   4 +-
 gcc/testsuite/gcc.target/arm/simd/mve-vorn.c       |  38 +++
 gcc/testsuite/gfortran.dg/pr91862.f90              |  26 +++
 gcc/tree-nested.c                                  |   4 +-
 gcc/tree-vect-patterns.c                           |   4 +
 libiberty/ChangeLog                                |   5 +
 libstdc++-v3/ChangeLog                             |  17 ++
 libstdc++-v3/doc/html/manual/status.html           |   6 +-
 libstdc++-v3/doc/xml/manual/status_cxx2011.xml     |   1 -
 libstdc++-v3/doc/xml/manual/status_cxx2014.xml     |   1 -
 libstdc++-v3/doc/xml/manual/status_cxx2017.xml     |   1 -
 53 files changed, 1083 insertions(+), 416 deletions(-)