[gcc r15-11607] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:70049c35ae6336a26f4f9f36cde0d26128a09d28

commit r15-11607-g70049c35ae6336a26f4f9f36cde0d26128a09d28
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Sat Oct 3 00:19:08 2026 +0000

    Daily bump.

Diff:
---
 gcc/ChangeLog           | 35 +++++++++++++++++++++++++++++++++++
 gcc/DATESTAMP           |  2 +-
 gcc/fortran/ChangeLog   |  9 +++++++++
 gcc/testsuite/ChangeLog | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 libstdc++-v3/ChangeLog  |  9 +++++++++
 5 files changed, 102 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e2d2eab41406..186848e0d6fe 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,38 @@
+2026-10-01  Alexey Lapshin  <alexey.lapshin@espressif.com>
+
+	Backported from master:
+	2026-09-29  Alexey Lapshin  <alexey.lapshin@espressif.com>
+
+	PR target/107549
+	* config/xtensa/xtensa.cc (xt_true_regnum): Don't index
+	reg_renumber before LRA starts.
+
+2026-10-01  Christophe Lyon  <christophe.lyon@linaro.org>
+
+	Backported from master:
+	2025-11-18  Christophe Lyon  <christophe.lyon@linaro.org>
+
+	PR target/117814
+	* config/arm/arm-builtins.cc (arm_init_fp16_builtins): Always
+	register __fp16 type.
+	* config/arm/arm-mve-builtins.cc (register_builtin_tuple_types):
+	Remove special handling when TARGET_HAVE_MVE_FLOAT is false.
+	(register_vector_type): Likewise.
+	(register_builtin_tuple_types): Likewise.
+	* config/arm/arm-opts.h (arm_fp16_format_type): Add
+	ARM_FP16_FORMAT_DEFAULT.
+	* config/arm/arm.cc (arm_vector_mode_supported_p): Accept
+	floating-point vector modes even if TARGET_HAVE_MVE_FLOAT is
+	false.
+	(arm_option_reconfigure_globals): Apply ARM_FP16_FORMAT_NONE if
+	requested.
+	* config/arm/arm.opt (mfp16-format): Default to
+	ARM_FP16_FORMAT_DEFAULT.
+	* config/arm/arm_mve_types.h (float16_t, float32_t): Define
+	unconditionally.
+	* doc/sourcebuild.texi (ARM-specific attributes): Document
+	arm_v8_1m_mve_nofp_ok.
+
 2026-09-29  Alfie Richards  <alfie.richards@arm.com>
 
 	Backported from master:
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index b5a6302beac2..76956e8cd411 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20261001
+20261003
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 8abf6cd6570f..8d9d20e8aa4f 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,12 @@
+2026-10-01  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	Backported from master:
+	2026-09-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	PR fortran/127187
+	* resolve.cc (resolve_assoc_var): A selector with a LEN or KIND
+	inquiry reference is not a variable.
+
 2026-09-26  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 
 	Backported from master:
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 092c33c1375f..1f4473a4f2d7 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,51 @@
+2026-10-01  Christophe Lyon  <christophe.lyon@arm.com>
+
+	Backported from master:
+	2026-10-01  Christophe Lyon  <christophe.lyon@arm.com>
+
+	* gcc.target/arm/armv6-unaligned-load-ice.c: Remove dg-skip-if,
+	fix dg-options and dg-add-options.
+	* gcc.target/arm/attr-unaligned-load-ice.c: Remove dg-skip-if and
+	fix dg-options.
+	* gcc.target/arm/attr_arm-err.c: Remove dg-skip-if.
+	* gcc.target/arm/combine-cmp-shift.c: Remove dg-skip-if, useless
+	-mcpu=cortex-a8 and require arm_arch_v7a.
+	* gcc.target/arm/lob2.c: Remove dg-skip-if, and require
+	arm_arch_v8_1m_main.
+	* gcc.target/arm/lob5.c: Likewise.
+	* gcc.target/arm/pr50305.c: Remove dg-skip-if and require
+	arm_arch_v7a_arm.
+
+2026-10-01  Christophe Lyon  <christophe.lyon@linaro.org>
+
+	Backported from master:
+	2025-11-18  Christophe Lyon  <christophe.lyon@linaro.org>
+
+	PR target/117814
+	* gcc.target/arm/mve/intrinsics/pr117814-f16.c: New test.
+	* gcc.target/arm/mve/intrinsics/pr117814-2-f16.c: New test.
+	* gcc.target/arm/mve/intrinsics/pr117814-3-f16.c: New test.
+	* gcc.target/arm/mve/intrinsics/pr117814-4-f16.c: New test.
+	* gcc.target/arm/mve/intrinsics/pr117814-f32.c: New test.
+	* gcc.target/arm/mve/intrinsics/pr117814-2-f32.c: New test.
+	* gcc.target/arm/mve/intrinsics/pr117814-3-f32.c: New test.
+	* gcc.target/arm/fp16-compile-none-1.c: Delete.
+	* g++.target/arm/mve/general-c++/nomve_fp_1.c: Fix expected error
+	message.
+	* lib/target-supports.exp
+	(check_effective_target_arm_v8_1m_mve_nofp_ok_nocache): New.
+	(check_effective_target_arm_v8_1m_mve_nofp_ok): New.
+	(add_options_for_arm_v8_1m_mve_nofp): New.
+
+2026-10-01  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	Backported from master:
+	2026-09-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	PR fortran/127187
+	* gfortran.dg/associate_90.f90: Add -fdump-tree-original and check
+	that no associate-name points to a string length.
+
 2026-09-29  Alfie Richards  <alfie.richards@arm.com>
 
 	Backported from master:
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 8a4b4461c068..8af411924ff3 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,12 @@
+2026-10-02  Tomasz Kamiński  <tkaminsk@redhat.com>
+
+	Backported from master:
+	2026-05-13  Tomasz Kamiński  <tkaminsk@redhat.com>
+
+	PR libstdc++/114400
+	* include/std/string_view (operator<=>): Use type_identity_t
+	instead of __type_identity_t.
+
 2026-09-29  Jonathan Wakely  <jwakely@redhat.com>
 
 	Backported from master: