[gcc r16-9424] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:de8b64f6f43b50670649cf9bab61c1b83c2c3e46

commit r16-9424-gde8b64f6f43b50670649cf9bab61c1b83c2c3e46
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Wed Jul 29 00:22:29 2026 +0000

    Daily bump.

Diff:
---
 gcc/ChangeLog           | 35 +++++++++++++++++++++++++++++++++++
 gcc/DATESTAMP           |  2 +-
 gcc/testsuite/ChangeLog | 24 ++++++++++++++++++++++++
 libstdc++-v3/ChangeLog  |  8 ++++++++
 4 files changed, 68 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 11762f35f836..2dc8199fe7d3 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,38 @@
+2026-07-28  Kyrylo Tkachov  <ktkachov@nvidia.com>
+
+	Backported from master:
+	2026-07-25  Kyrylo Tkachov  <ktkachov@nvidia.com>
+
+	PR rtl-optimization/126184
+	* ifcvt.cc (init_noce_multiple_sets_info): Record only the most
+	recent prior definition of each pseudo register.
+
+2026-07-28  Kyrylo Tkachov  <ktkachov@nvidia.com>
+
+	Backported from master:
+	2026-07-25  Kyrylo Tkachov  <ktkachov@nvidia.com>
+
+	PR rtl-optimization/126184
+	* ifcvt.cc (init_noce_multiple_sets_info): Assert that destinations
+	are pseudos.
+	(bb_ok_for_noce_convert_multiple_sets): Reject hard-register
+	destinations.
+
+2026-07-28  Haochen Jiang  <haochen.jiang@intel.com>
+
+	Backported from master:
+	2026-07-28  Haochen Jiang  <haochen.jiang@intel.com>
+
+	PR target/126429
+	* config/i386/sse.md (avx512fmaskhalfmode): Removed.
+	(avx512f_dpbf16ps_<mode>_maskz): Use avx512fmaskmode instead of
+	avx512fmaskhalfmode.
+	(avx512f_dpbf16ps_<mode>_mask): Ditto.
+	(avx512f_dpbf16ps_<mode><maskz_half_name>): Rename to ...
+	(avx512f_dpbf16ps_<mode><sd_maskz_name>): ... this. Use
+	corresponding sd_mask_op4.
+	* config/i386/subst.md (maskz_half): Remove not used pattern.
+
 2026-07-27  Jakub Jelinek  <jakub@redhat.com>
 
 	Backported from master:
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 5976d0f0fac9..c7b4ba62bfcb 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20260728
+20260729
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 6a8dc551455b..6e5faa85a9a2 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,27 @@
+2026-07-28  Kyrylo Tkachov  <ktkachov@nvidia.com>
+
+	Backported from master:
+	2026-07-25  Kyrylo Tkachov  <ktkachov@nvidia.com>
+
+	PR rtl-optimization/126184
+	* gcc.target/aarch64/pr126184.c: New test.
+
+2026-07-28  Kyrylo Tkachov  <ktkachov@nvidia.com>
+
+	Backported from master:
+	2026-07-25  Kyrylo Tkachov  <ktkachov@nvidia.com>
+
+	PR rtl-optimization/126184
+	* gcc.target/aarch64/pr126184-2.c: New test.
+
+2026-07-28  Haochen Jiang  <haochen.jiang@intel.com>
+
+	Backported from master:
+	2026-07-28  Haochen Jiang  <haochen.jiang@intel.com>
+
+	PR target/126429
+	* gcc.target/i386/pr126429-1.c: New test.
+
 2026-07-27  Thomas Koenig  <tkoenig@gcc.gnu.org>
 
 	Backported from master:
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index cb7fbb01e18a..f978dda560c5 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,11 @@
+2026-07-28  Jakub Jelinek  <jakub@redhat.com>
+
+	Backported from master:
+	2026-07-28  Jakub Jelinek  <jakub@redhat.com>
+
+	* include/bits/deque.tcc (std::__uninitialized_copy_a): Remove unused
+	variable __sres.
+
 2026-07-26  Patrick Palka  <ppalka@redhat.com>
 
 	Backported from master: