[gcc/devel/c++-coroutines] Merge master r11-3053.

[gcc/devel/c++-coroutines] Merge master r11-3053.

[Iain D Sandoe]

https://gcc.gnu.org/g:b9fbac92bb51726bcce223b7efdfa5731d3133c9

commit b9fbac92bb51726bcce223b7efdfa5731d3133c9
Merge: 175689989f1 87603e56561
Author: Iain Sandoe <iain@sandoe.co.uk>
Date:   Tue Sep 8 19:24:39 2020 +0100

    Merge master r11-3053.
    
            * Merge master r11-3053-g87603e565615.

Diff:

 gcc/ChangeLog                                      | 109 +++++++++++++++++++++
 gcc/DATESTAMP                                      |   2 +-
 gcc/analyzer/region-model.cc                       |   2 +-
 gcc/analyzer/store.cc                              |  26 +++--
 gcc/common/config/msp430/msp430-common.c           |  26 +----
 gcc/config/msp430/msp430-opts.h                    |  12 +++
 gcc/config/msp430/msp430.c                         |  36 +++----
 gcc/config/msp430/msp430.opt                       |  23 ++++-
 gcc/configure                                      |   2 +-
 gcc/configure.ac                                   |   2 +-
 gcc/doc/rtl.texi                                   |  30 +++---
 gcc/fortran/ChangeLog                              |  21 ++++
 gcc/fortran/intrinsic.texi                         |   3 +-
 gcc/fortran/trans-intrinsic.c                      |  17 +++-
 gcc/lra-constraints.c                              |  54 ++++++++--
 gcc/testsuite/ChangeLog                            |  50 ++++++++++
 gcc/testsuite/gcc.c-torture/compile/pr96796.c      |  55 +++++++++++
 gcc/testsuite/gcc.dg/tree-ssa/pr96967.c            |  36 +++++++
 gcc/testsuite/gcc.target/msp430/430x-default-isa.c |  10 ++
 gcc/testsuite/gcc.target/msp430/mcpu-is-430.c      |  10 ++
 gcc/testsuite/gcc.target/msp430/mcpu-is-430x.c     |  12 +++
 gcc/testsuite/gcc.target/msp430/mcpu-is-430xv2.c   |  13 +++
 gcc/testsuite/gfortran.dg/analyzer/pr96949.f90     |  20 ++++
 gcc/testsuite/gfortran.dg/pr96711.f90              |  28 ++++++
 gcc/tree-vect-loop.c                               |  17 +++-
 gcc/tree-vrp.c                                     |   2 +
 include/floatformat.h                              |   3 +
 libatomic/ChangeLog                                |   4 +
 libcpp/ChangeLog                                   |   5 +
 libiberty/d-demangle.c                             | 106 +++++++++++---------
 libiberty/floatformat.c                            |  19 +++-
 libiberty/testsuite/d-demangle-expected            |   8 ++
 libphobos/Makefile.in                              |   3 +
 libphobos/configure                                |  13 ++-
 libphobos/configure.ac                             |   3 +
 libphobos/libdruntime/Makefile.in                  |   4 +
 libphobos/libdruntime/config/x86/switchcontext.S   |  12 +--
 libphobos/libdruntime/core/thread.d                |  52 ++++++----
 libphobos/libdruntime/gcc/config.d.in              |   3 +
 libphobos/src/Makefile.in                          |   4 +
 libphobos/testsuite/Makefile.in                    |   4 +
 libstdc++-v3/ChangeLog                             |   9 ++
 libstdc++-v3/include/std/chrono                    |   7 +-
 libstdc++-v3/include/std/ranges                    |   6 +-
 44 files changed, 711 insertions(+), 172 deletions(-)