[gcc r16-8940] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:7afc399fb5455d2c47727201248e7c823353a8be

commit r16-8940-g7afc399fb5455d2c47727201248e7c823353a8be
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Wed May 20 00:20:04 2026 +0000

    Daily bump.

Diff:
---
 gcc/ChangeLog           | 24 ++++++++++++++++++++++++
 gcc/DATESTAMP           |  2 +-
 gcc/fortran/ChangeLog   | 12 ++++++++++++
 gcc/testsuite/ChangeLog | 29 +++++++++++++++++++++++++++++
 libstdc++-v3/ChangeLog  | 43 +++++++++++++++++++++++++++++++++++++++++++
 5 files changed, 109 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index dd96fb080ad5..8b3748125cf2 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,27 @@
+2026-05-19  H.J. Lu  <hjl.tools@gmail.com>
+
+	Backported from master:
+	2026-05-19  H.J. Lu  <hjl.tools@gmail.com>
+
+	PR target/125355
+	* config/i386/i386-expand.cc (ix86_expand_movmem): Replace
+	optimize_function_for_size_p with optimize_insn_for_size_p.
+
+2026-05-19  H.J. Lu  <hjl.tools@gmail.com>
+
+	Backported from master:
+	2026-05-18  H.J. Lu  <hjl.tools@gmail.com>
+
+	PR target/125355
+	* config/i386/i386-expand.cc (ix86_expand_movmem): Return false
+	for -Os.
+
+2026-05-19  Andi Kleen  <ak@gcc.gnu.org>
+
+	PR target/125351
+	* config/i386/i386.md: Use alternative to handle masm ptwrite
+	syntax.
+
 2026-05-15  H.J. Lu  <hjl.tools@gmail.com>
 
 	Backported from master:
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 2bdf77fcc72f..25622053d367 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20260519
+20260520
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index a4fafb620a52..8ddce10e8762 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,15 @@
+2026-05-19  Andre Vehreschild  <vehre@gcc.gnu.org>
+
+	Backported from master:
+	2026-04-29  Andre Vehreschild  <vehre@gcc.gnu.org>
+
+	PR fortran/125021
+	* coarray.cc (check_add_new_comp_handle_array): Prefix internal
+	symbols by two underscores.
+	(create_get_callback): Same.
+	(create_allocated_callback): Same.
+	(create_send_callback): Same.
+
 2026-05-13  Mikael Morin  <mikael@gcc.gnu.org>
 
 	Backported from master:
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index dd44e6f2cd27..552b14a28d74 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,32 @@
+2026-05-19  H.J. Lu  <hjl.tools@gmail.com>
+
+	Backported from master:
+	2026-05-19  H.J. Lu  <hjl.tools@gmail.com>
+
+	PR target/125355
+	* gcc.target/i386/pr125355-2.c: New test.
+
+2026-05-19  H.J. Lu  <hjl.tools@gmail.com>
+
+	Backported from master:
+	2026-05-18  H.J. Lu  <hjl.tools@gmail.com>
+
+	PR target/125355
+	* gcc.target/i386/pr125355.c: New test.
+
+2026-05-19  Andre Vehreschild  <vehre@gcc.gnu.org>
+
+	Backported from master:
+	2026-04-29  Andre Vehreschild  <vehre@gcc.gnu.org>
+
+	PR fortran/125021
+	* gfortran.dg/coarray/pr125021.f90: New test.
+
+2026-05-19  Andi Kleen  <ak@gcc.gnu.org>
+
+	PR target/125351
+	* gcc.target/i386/pr125351.c: New test.
+
 2026-05-15  H.J. Lu  <hjl.tools@gmail.com>
 
 	Backported from master:
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index db41fcabdafc..54a5a13b8ae8 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,46 @@
+2026-05-19  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2026-05-19  Jonathan Wakely  <jwakely@redhat.com>
+
+	* src/c++20/tzdata.zi: Import new file from 2026b release.
+
+2026-05-19  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2026-05-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	* testsuite/25_algorithms/pstl/alg_sorting/minmax_element.cc:
+	Reduce iterations for debug mode.
+
+2026-05-19  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2026-05-19  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/125369
+	* include/bits/chrono_io.h (__detail::_Parser::operator()):
+	Check for errors when parsing digits for a %z format.
+	* testsuite/std/time/parse/125369.cc: New test.
+
+2026-05-19  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2026-05-13  Jonathan Wakely  <jwakely@redhat.com>
+
+	* testsuite/std/time/clock/local/io.cc: Call test_format.
+
+2026-05-19  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2026-05-07  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/78302
+	PR libstdc++/71301
+	* include/std/tuple [C++20] (tuple(tuple&&)): Add
+	requires-clause.
+	* testsuite/20_util/tuple/cons/78302.cc: New test.
+
 2026-05-18  Jonathan Wakely  <jwakely@redhat.com>
 
 	Backported from master: