[gcc/devel/omp/gcc-12] Merge branch 'releases/gcc-12' into devel/omp/gcc-12

[Tobias Burnus <burnus@gcc.gnu.org>]

https://gcc.gnu.org/g:c0c5ff22c40a8f8e599959df400d3e613ba088be

commit c0c5ff22c40a8f8e599959df400d3e613ba088be
Merge: 20fe373390a a6b1f6126de
Author: Tobias Burnus <tobias@codesourcery.com>
Date:   Mon Nov 21 15:27:57 2022 +0100

    Merge branch 'releases/gcc-12' into devel/omp/gcc-12
    
    Merge up to r12-8924-ga6b1f6126de5e45777610699b6d634605c17711c (21st Nov 2022)

Diff:

 gcc/ChangeLog                                   | 36 +++++++++++
 gcc/DATESTAMP                                   |  2 +-
 gcc/config/i386/avx512bf16intrin.h              |  6 +-
 gcc/config/i386/avx512fp16intrin.h              | 44 ++++++-------
 gcc/config/i386/avx512fp16vlintrin.h            | 34 +++++-----
 gcc/config/i386/smmintrin.h                     | 13 ++--
 gcc/config/loongarch/sync.md                    | 27 +++++++-
 gcc/config/nvptx/nvptx.h                        |  2 +-
 gcc/cp/ChangeLog                                | 22 +++++++
 gcc/cp/cp-tree.h                                |  2 +-
 gcc/cp/semantics.cc                             |  2 +-
 gcc/cp/typeck.cc                                |  4 +-
 gcc/reg-stack.cc                                | 86 +++++++++++++++++++------
 gcc/testsuite/ChangeLog                         | 25 +++++++
 gcc/testsuite/gcc.dg/ubsan/pr107183.c           | 12 ++++
 gcc/testsuite/gcc.target/loongarch/pr107713-1.c | 50 ++++++++++++++
 gcc/testsuite/gcc.target/loongarch/pr107713-2.c |  9 +++
 libatomic/ChangeLog                             |  9 +++
 libatomic/config/x86/init.c                     |  6 +-
 19 files changed, 312 insertions(+), 79 deletions(-)

diff --cc gcc/config/nvptx/nvptx.h
index cfde6f191a4,294dd715c3d..b81f9f42cd3
--- a/gcc/config/nvptx/nvptx.h
+++ b/gcc/config/nvptx/nvptx.h
@@@ -27,15 -27,7 +27,15 @@@
  
  /* Run-time Target.  */
  
 +/* Use '--with-arch' for default '-misa'.  */
 +#define OPTION_DEFAULT_SPECS \
 +  { "arch", "%{!misa=*:-misa=%(VALUE)}" }, \
 +
 +/* Assembler supports '-v' option; handle similar to
 +   '../../gcc.cc:asm_options', 'HAVE_GNU_AS'.  */
 +#define ASM_SPEC "%{v}"
 +
- #define STARTFILE_SPEC "%{mmainkernel:crt0.o}"
+ #define STARTFILE_SPEC "%{mmainkernel:crt0.o%s}"
  
  #define TARGET_CPU_CPP_BUILTINS() nvptx_cpu_cpp_builtins ()