[gcc/devel/c++-coroutines] Merge master r11-3288.

[Iain D Sandoe]

https://gcc.gnu.org/g:acd97652ab592b655d3f4f45b914cb01f506e9a7

commit acd97652ab592b655d3f4f45b914cb01f506e9a7
Merge: b58fe157ebf 04dc198ce55
Author: Iain Sandoe <iain@sandoe.co.uk>
Date:   Fri Sep 18 19:35:52 2020 +0100

    Merge master r11-3288.
    
            * Merge master r11-3288-g04dc198ce550.

Diff:

 MAINTAINERS                                        |   1 +
 contrib/ChangeLog                                  |   5 +
 contrib/clang-format                               |   2 +-
 fixincludes/ChangeLog                              |  13 ++
 gcc/ChangeLog                                      |  64 ++++++
 gcc/DATESTAMP                                      |   2 +-
 gcc/c-family/ChangeLog                             |  10 +
 gcc/cfgloop.h                                      |   6 +-
 gcc/config/arm/arm.c                               |  17 +-
 gcc/config/arm/arm.h                               |   4 +
 gcc/config/arm/arm.md                              |   2 +-
 gcc/config/arm/predicates.md                       |  12 ++
 gcc/config/arm/thumb2.md                           |  51 ++++-
 gcc/config/gcn/gcn-passes.def                      |  19 --
 gcc/config/gcn/gcn-tree.c                          | 119 -----------
 gcc/config/gcn/t-gcn-hsa                           |   1 -
 gcc/config/msp430/msp430.c                         | 224 +++++++++++++--------
 gcc/config/riscv/riscv.h                           |   2 +-
 gcc/cp/ChangeLog                                   |  15 ++
 gcc/cp/decl.c                                      |   4 +-
 gcc/doc/extend.texi                                |  36 ++++
 gcc/fortran/ChangeLog                              |   7 +
 gcc/go/gofrontend/MERGE                            |   2 +-
 gcc/ira.c                                          |   8 +-
 gcc/objc/ChangeLog                                 |   9 +
 gcc/profile.c                                      |   2 +-
 gcc/testsuite/ChangeLog                            |  74 +++++++
 gcc/testsuite/g++.dg/cpp0x/move-return4.C          |  17 ++
 gcc/testsuite/g++.dg/cpp0x/vt-58156.C              |  13 ++
 gcc/testsuite/g++.dg/cpp2a/concepts-pr68828.C      |  35 ++++
 gcc/testsuite/g++.dg/cpp2a/concepts-pr86002.C      |  19 ++
 gcc/testsuite/g++.dg/cpp2a/concepts-pr91525.C      |  17 ++
 .../g++.dg/cpp2a/constexpr-indeterminate1.C        |  46 +++++
 gcc/testsuite/g++.dg/cpp2a/desig17.C               |  19 ++
 gcc/testsuite/g++.dg/ext/attrib62.C                |   7 +
 gcc/testsuite/g++.target/i386/pr97054.C            |  96 +++++++++
 gcc/testsuite/gcc.c-torture/compile/pr71109.c      |   1 +
 gcc/testsuite/gcc.c-torture/compile/pr83051-2.c    |   2 +
 gcc/testsuite/gcc.c-torture/compile/pr89663-1.c    |   1 +
 gcc/testsuite/gcc.c-torture/compile/pr89663-2.c    |   1 +
 gcc/testsuite/gcc.c-torture/compile/pr96796.c      |   1 +
 gcc/testsuite/gcc.dg/vect/pr97081-2.c              |  32 +++
 gcc/testsuite/gcc.dg/vect/pr97081.c                |  26 +++
 gcc/testsuite/gcc.target/arm/csinc-1.c             |  23 +++
 gcc/testsuite/gcc.target/arm/csinv-1.c             |  23 +++
 gcc/testsuite/gcc.target/arm/csneg.c               |  33 +++
 gcc/testsuite/gcc.target/i386/pr82673.c            |   2 +-
 .../gcc.target/msp430/operand-modifiers-bad.c      |  15 ++
 .../gcc.target/msp430/operand-modifiers.c          | 167 +++++++++++++--
 gcc/testsuite/gcc.target/riscv/shorten-memrefs-8.c |  27 +++
 gcc/testsuite/gfortran.dg/pr97095.f                |  27 +++
 gcc/testsuite/lib/target-supports.exp              |  12 ++
 gcc/tree-ssa-sccvn.c                               |   5 +-
 gcc/tree-vect-loop.c                               |   2 +-
 gcc/tree-vect-patterns.c                           |   3 +-
 gcc/tree-vect-slp.c                                |   4 +
 libcpp/ChangeLog                                   |   6 +
 libgcc/ChangeLog                                   |  14 ++
 libgo/go/syscall/libcall_glibc.go                  |   2 +-
 libgo/go/syscall/libcall_linux.go                  |   2 +-
 libgo/runtime/go-varargs.c                         |  16 ++
 61 files changed, 1157 insertions(+), 270 deletions(-)