[gcc(refs/vendors/redhat/heads/gcc-15-branch)] Merge commit 'r15-9557-gd88b917325546cee24a544dc05cbfbef0febfe25' into redhat/gcc-15-branch

[Jakub Jelinek]

https://gcc.gnu.org/g:8f87d3d9a9a578fdc32786927721e4598ca115a3

commit 8f87d3d9a9a578fdc32786927721e4598ca115a3
Merge: dd2ccfe59894 d88b91732554
Author: Jakub Jelinek <jakub@redhat.com>
Date:   Fri Apr 18 20:17:39 2025 +0200

    Merge commit 'r15-9557-gd88b917325546cee24a544dc05cbfbef0febfe25' into redhat/gcc-15-branch

Diff:

 gcc/ChangeLog                                      | 26 +++++++++++++++++
 gcc/DATESTAMP                                      |  2 +-
 gcc/cp/ChangeLog                                   |  9 ++++++
 gcc/d/ChangeLog                                    |  4 +++
 gcc/testsuite/ChangeLog                            | 25 ++++++++++++++++
 .../loongarch/vector/loongarch-vector.exp          |  6 ++--
 gcc/tree-vect-loop.cc                              |  8 +++--
 libgomp/ChangeLog                                  | 12 ++++++++
 libstdc++-v3/ChangeLog                             | 34 ++++++++++++++++++++++
 9 files changed, 121 insertions(+), 5 deletions(-)