Daily bump.

9 files changed, 336 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index 0f1255e..289e291 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2025-08-21  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* MAINTAINERS: Update my email address and stand down as AArch64
+	maintainer.
+
 2025-08-18  Spencer Abson  <spencer.abson@student.manchester.ac.uk>
 
 	* MAINTAINERS: Update my email address.
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9b59682..5392655 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,77 @@
+2025-08-21  Dimitar Dimitrov  <dimitar@dinux.eu>
+
+	* config/pru/pru.cc (pru_init_libfuncs): Set softmpy libgcc
+	functions for optab multiplication entries if TARGET_OPT_MUL
+	option is not set.
+
+2025-08-21  Dimitar Dimitrov  <dimitar@dinux.eu>
+
+	* config.gcc: Include pru/t-multilib.
+	* config/pru/pru.h (MULTILIB_DEFAULTS): Define.
+	* config/pru/t-multilib: New file.
+
+2025-08-21  Dimitar Dimitrov  <dimitar@dinux.eu>
+
+	* common/config/pru/pru-common.cc (TARGET_DEFAULT_TARGET_FLAGS):
+	Keep multiplication, FILL and ZERO instructions enabled by
+	default.
+	* config/pru/pru.md (prumov<mode>): Gate code generation on
+	TARGET_OPT_FILLZERO.
+	(mov<mode>): Ditto.
+	(zero_extendqidi2): Ditto.
+	(zero_extendhidi2): Ditto.
+	(zero_extendsidi2): Ditto.
+	(@pru_ior_fillbytes<mode>): Ditto.
+	(@pru_and_zerobytes<mode>): Ditto.
+	(@<code>di3): Ditto.
+	(mulsi3): Gate code generation on TARGET_OPT_MUL.
+	* config/pru/pru.opt: Add mmul and mfillzero options.
+	* config/pru/pru.opt.urls: Regenerate.
+	* config/rl78/rl78.opt.urls: Regenerate.
+	* doc/invoke.texi: Document new options.
+
+2025-08-21  Richard Sandiford  <richard.sandiford@arm.com>
+
+	PR rtl-optimization/121619
+	* rtl-ssa/functions.h (function_info::commit_make_use_available):
+	Declare.
+	* rtl-ssa/blocks.cc (function_info::commit_make_use_available):
+	New function.
+	* rtl-ssa/changes.cc (function_info::apply_changes_to_insn): Use it.
+
+2025-08-21  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/111494
+	* gimple-fold.h (arith_code_with_undefined_signed_overflow): Declare.
+	* gimple-fold.cc (arith_code_with_undefined_signed_overflow): Export.
+	* tree-vect-stmts.cc (vectorizable_operation): Use unsigned
+	arithmetic for operations participating in a reduction.
+
+2025-08-21  H.J. Lu  <hjl.tools@gmail.com>
+
+	PR target/121607
+	* config/i386/i386-features.cc (ix86_emit_tls_call): Emit the
+	TLS call after NOTE_INSN_BASIC_BLOCK in a basic block with only
+	a label.
+
+2025-08-21  Takayuki 'January June' Suwa  <jjsuwa_sys3175@yahoo.co.jp>
+
+	* config/xtensa/xtensa.md (*btrue_INT_MIN):
+	Change the branch insn condition to test for a negative number
+	rather than testing for the MSB.
+
+2025-08-21  Richard Biener  <rguenther@suse.de>
+
+	* tree-vectorizer.h (vectorizable_phi): Take bb_vec_info.
+	(vectorizable_early_exit): Take loop_vec_info.
+	* tree-vect-loop.cc (vectorizable_phi): Adjust.
+	* tree-vect-slp.cc (vect_slp_analyze_operations): Likewise.
+	(vectorize_slp_instance_root_stmt): Likewise.
+	* tree-vect-stmts.cc (vectorizable_early_exit): Likewise.
+	(vect_transform_stmt): Likewise.
+	(vect_analyze_stmt): Merge the sequences of vectorizable_*
+	where common.
+
 2025-08-20  Qing Zhao  <qing.zhao@oracle.com>
 
 	* common.opt.urls: Regenerate.
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 56ada40..7d0185d 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20250821
+20250822
diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog
index b532ca6..589f029 100644
--- a/gcc/c/ChangeLog
+++ b/gcc/c/ChangeLog
@@ -1,3 +1,12 @@
+2025-08-21  Andrew Pinski  <andrew.pinski@oss.qualcomm.com>
+
+	PR c/121478
+	* c-fold.cc (c_fully_fold_internal): Fold nullptr_t ==/!= nullptr_t.
+	* c-typeck.cc (convert_arguments): Handle conversion from nullptr_t
+	for varargs.
+	(convert_for_assignment): Handle conversions from nullptr_t to
+	pointer type specially.
+
 2025-08-18  Indu Bhagat  <indu.bhagat@oracle.com>
 
 	* c-parser.cc (c_parser_declaration_or_fndef): Use
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 56ce344..2658994 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,14 @@
+2025-08-21  Jason Merrill  <jason@redhat.com>
+
+	PR c++/121068
+	* constexpr.cc (cxx_eval_store_expression): Allow clobber of a const
+	object.
+
+2025-08-21  Jason Merrill  <jason@redhat.com>
+
+	PR c++/120757
+	* pt.cc (tsubst_expr) [OFFSET_REF]: Don't tsubst the type.
+
 2025-08-20  Marek Polacek  <polacek@redhat.com>
 
 	PR c++/121553
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 0546faf..83dfc76 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,20 @@
+2025-08-21  Steven G. Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/121627
+	* module.cc (create_int_parameter_array):  Avoid NULL
+	pointer dereference and enhance error message.
+
+2025-08-21  Paul Thomas  <pault@gcc.gnu.org>
+
+	PR fortran/84122
+	PR fortran/85942
+	* parse.cc (parse_derived): PDT type parameters are not allowed
+	an explicit access specification and must appear before a
+	PRIVATE statement. If a PRIVATE statement is seen, mark all the
+	other components as PRIVATE.
+	* simplify.cc (get_kind): Convert a PDT KIND component into a
+	specification expression using the default initializer.
+
 2025-08-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 
 	* intrinsic.texi: Correct the example given for FRACTION.
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 6acd48f..edd9640 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,62 @@
+2025-08-21  Steven G. Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/121627
+	* gfortran.dg/pr121627.f90: New test.
+
+2025-08-21  Andrew Pinski  <andrew.pinski@oss.qualcomm.com>
+
+	PR c/121478
+	* gcc.dg/torture/pr121478-1.c: New test.
+
+2025-08-21  Jason Merrill  <jason@redhat.com>
+
+	PR c++/121068
+	* g++.dg/cpp2a/constexpr-dtor18.C: New test.
+
+2025-08-21  Paul-Antoine Arras  <parras@baylibre.com>
+
+	* gcc.target/riscv/rvv/autovec/vx_vf/vf_vfmacc-run-1-f16.c: Call
+	check_effective_target_riscv_zvfh_ok rather than
+	check_effective_target_riscv_zvfh.
+	* gcc.target/riscv/rvv/autovec/vx_vf/vf_vfmadd-run-1-f16.c: Likewise.
+	* gcc.target/riscv/rvv/autovec/vx_vf/vf_vfmsac-run-1-f16.c: Likewise.
+	* gcc.target/riscv/rvv/autovec/vx_vf/vf_vfmsub-run-1-f16.c: Likewise.
+	* gcc.target/riscv/rvv/autovec/vx_vf/vf_vfnmacc-run-1-f16.c: Likewise.
+	* gcc.target/riscv/rvv/autovec/vx_vf/vf_vfnmadd-run-1-f16.c: Likewise.
+	* gcc.target/riscv/rvv/autovec/vx_vf/vf_vfnmsac-run-1-f16.c: Likewise.
+	* gcc.target/riscv/rvv/autovec/vx_vf/vf_vfnmsub-run-1-f16.c: Likewise.
+	* gcc.target/riscv/rvv/autovec/vx_vf/vf_vfwmacc-run-1-f16.c: Likewise.
+	* gcc.target/riscv/rvv/autovec/vx_vf/vf_vfwmsac-run-1-f16.c: Likewise.
+	* gcc.target/riscv/rvv/autovec/vx_vf/vf_vfwnmacc-run-1-f16.c: Likewise.
+	* gcc.target/riscv/rvv/autovec/vx_vf/vf_vfwnmsac-run-1-f16.c: Likewise.
+	* lib/target-supports.exp (check_effective_target_riscv_zvfh_ok): Append
+	zvfh instead of v to march.
+	(remove_options_for_riscv_zvfh): Remove duplicate and
+	call remove_ rather than add_options_for_riscv_z_ext.
+
+2025-08-21  Richard Sandiford  <richard.sandiford@arm.com>
+
+	PR rtl-optimization/121619
+	* gcc.dg/pr121619.c: New test.
+
+2025-08-21  H.J. Lu  <hjl.tools@gmail.com>
+
+	PR target/121607
+	* gcc.target/i386/pr121607-1a.c: New test.
+	* gcc.target/i386/pr121607-1b.c: Likewise.
+
+2025-08-21  Paul Thomas  <pault@gcc.gnu.org>
+
+	PR fortran/84122
+	PR fortran/85942
+	* gfortran.dg/pdt_38.f03: New test.
+	* gfortran.dg/pdt_39.f03: New test.
+
+2025-08-21  Jason Merrill  <jason@redhat.com>
+
+	PR c++/120757
+	* g++.dg/cpp1y/auto-fn66.C: New test.
+
 2025-08-20  Marek Polacek  <polacek@redhat.com>
 
 	PR c++/121553
diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index 09173f0..23f32f1 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,3 +1,12 @@
+2025-08-21  Dimitar Dimitrov  <dimitar@dinux.eu>
+
+	* config/pru/libgcc-eabi.ver: Add __pruabi_softmpyi and
+	__pruabi_softmpyll symbols.
+	* config/pru/t-pru: Add softmpy source files.
+	* config/pru/pru-softmpy.h: New file.
+	* config/pru/softmpyi.c: New file.
+	* config/pru/softmpyll.c: New file.
+
 2025-08-13  Yang Yujie  <yangyujie@loongson.cn>
 
 	PR target/117599
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 3d6ad82..ed99f9f 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,154 @@
+2025-08-21  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/121496
+	* acinclude.m4 (GLIBCXX_CHECK_PTHREAD_MUTEX_CLOCKLOCK): Do not
+	use _GLIBCXX_TSAN in _GLIBCXX_USE_PTHREAD_MUTEX_CLOCKLOCK macro.
+	* configure: Regenerate.
+
+2025-08-21  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/121496
+	* include/std/mutex (__timed_mutex_impl::_M_try_wait_until):
+	Change preprocessor condition to use #if instead of #ifdef.
+	(recursive_timed_mutex::_M_clocklock): Likewise.
+	* testsuite/30_threads/timed_mutex/121496.cc: New test.
+
+2025-08-21  Luc Grosheintz  <luc.grosheintz@gmail.com>
+
+	PR libstdc++/120994
+	* include/bits/version.def (aligned_accessor): Add.
+	* include/bits/version.h: Regenerate.
+	* include/std/mdspan (aligned_accessor): New class.
+	* src/c++23/std.cc.in (aligned_accessor): Add.
+	* testsuite/23_containers/mdspan/accessors/generic.cc: Add tests
+	for aligned_accessor.
+	* testsuite/23_containers/mdspan/accessors/aligned_neg.cc: New test.
+	* testsuite/23_containers/mdspan/version.cc: Add test for
+	__cpp_lib_aligned_accessor.
+	* testsuite/23_containers/mdspan/accessors/debug/aligned_access_neg.cc: New file.
+	* testsuite/23_containers/mdspan/accessors/debug/aligned_offset_neg.cc: New file.
+
+2025-08-21  Luc Grosheintz  <luc.grosheintz@gmail.com>
+
+	PR libstdc++/120994
+	* include/bits/align.h (is_sufficiently_aligned): New function.
+	* include/bits/version.def (is_sufficiently_aligned): Add.
+	* include/bits/version.h: Regenerate.
+	* include/std/memory: Add __glibcxx_want_is_sufficiently_aligned.
+	* src/c++23/std.cc.in (is_sufficiently_aligned): Add.
+	* testsuite/20_util/headers/memory/version.cc: Add test for
+	__cpp_lib_is_sufficiently_aligned.
+	* testsuite/20_util/is_sufficiently_aligned/1.cc: New test.
+
+2025-08-21  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/121374
+	* include/std/limits (numeric_limits<__float128>::max_digits10):
+	Fix value.
+	* testsuite/18_support/numeric_limits/128bit.cc: Check value.
+
+2025-08-21  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR c++/117294
+	* testsuite/20_util/optional/cons/value_neg.cc: Prune additional
+	output for C++20 and later.
+	* testsuite/20_util/scoped_allocator/69293_neg.cc: Match
+	additional error for C++20 and later.
+
+2025-08-21  Luc Grosheintz  <luc.grosheintz@gmail.com>
+
+	* include/bits/version.def (mdspan): Set value for C++26.
+	* include/bits/version.h: Regenerate.
+	* include/std/mdspan (dims): Add.
+	* src/c++23/std.cc.in (dims): Add.
+	* testsuite/23_containers/mdspan/extents/misc.cc: Add tests.
+	* testsuite/23_containers/mdspan/version.cc: Update test.
+
+2025-08-21  Luc Grosheintz  <luc.grosheintz@gmail.com>
+
+	* include/std/mdspan (__static_prod): Delete.
+	(__fwd_partial_prods): Compute at compile-time in O(rank), not
+	O(rank**2).
+	(__rev_partial_prods): Ditto.
+	(__size): Inline __static_prod.
+
+2025-08-21  Luc Grosheintz  <luc.grosheintz@gmail.com>
+
+	* include/std/mdspan (__fwd_partial_prods): Reduce size of the
+	array by 1 element.
+
+2025-08-21  Luc Grosheintz  <luc.grosheintz@gmail.com>
+
+	* include/std/mdspan (__valid_static_extent): Replace
+	numeric_limits with __int_traits.
+	(extents::_S_ctor_explicit): Ditto.
+	(extents::__static_quotient): Ditto.
+	(layout_stride::mapping::mapping): Ditto.
+	(mdspan::size): Ditto.
+	* testsuite/23_containers/mdspan/extents/class_mandates_neg.cc:
+	Update test with additional diagnostics.
+
+2025-08-21  Luc Grosheintz  <luc.grosheintz@gmail.com>
+
+	* include/std/mdspan (extents::operator==): Replace loop with
+	pack expansion.
+
+2025-08-21  Luc Grosheintz  <luc.grosheintz@gmail.com>
+
+	* include/std/mdspan (__mdspan::__all_static): New function.
+	(__mdspan::_StaticExtents::_S_is_dyn): Inline and eliminate.
+	(__mdspan::_ExtentsStorage::_S_is_dynamic): New method.
+	(__mdspan::_ExtentsStorage::_M_extent): Use _S_is_dynamic.
+
+2025-08-21  Luc Grosheintz  <luc.grosheintz@gmail.com>
+
+	* include/std/mdspan (__fwd_prods): Relax condition for fully-dynamic
+	extents to cover (dyn, ..., dyn, X).
+	(__rev_partial_prods): Analogous for (X, dyn, ..., dyn).
+
+2025-08-21  Luc Grosheintz  <luc.grosheintz@gmail.com>
+
+	* include/std/mdspan (__mdspan::__all_dynamic): New function.
+	(__mdspan::_StaticExtents::_S_dynamic_index): Convert to method.
+	(__mdspan::_StaticExtents::_S_dynamic_index_inv): Ditto.
+	(__mdspan::_StaticExtents): New specialization for fully dynamic
+	extents.
+	(__mdspan::__fwd_prod): New constexpr if branch to avoid
+	instantiating __fwd_partial_prods.
+	(__mdspan::__rev_prod): Ditto.
+
+2025-08-21  Luc Grosheintz  <luc.grosheintz@gmail.com>
+
+	* include/std/mdspan (__mdspan::__fwd_prod): Optimize
+	for rank <= 2.
+	(__mdspan::__rev_prod): Ditto.
+	(__mdspan::__size): Refactor to use a pre-computed product, not
+	a partial product.
+
+2025-08-21  Luc Grosheintz  <luc.grosheintz@gmail.com>
+
+	* include/std/mdspan (__mdspan::__static_prod): New function.
+	(__mdspan::__fwd_partial_prods): Constexpr array of partial
+	forward products.
+	(__mdspan::__fwd_partial_prods): Same for reverse partial
+	products.
+	(__mdspan::__static_extents_prod): Delete function.
+	(__mdspan::__extents_prod): Renamed from __exts_prod and refactored.
+	include/std/mdspan (__mdspan::__fwd_prod): Compute as the
+	product of pre-computed static static and the product of dynamic
+	extents.
+	(__mdspan::__rev_prod): Ditto.
+
+2025-08-21  Luc Grosheintz  <luc.grosheintz@gmail.com>
+
+	* include/std/mdspan (__mdspan::_StaticExtents): Extract non IndexType
+	related code from _ExtentsStorage.
+	(__mdspan::_ExtentsStorage): Use _StaticExtents.
+	(__mdspan::__static_extents): Return reference to NTTP of _StaticExtents.
+	(__mdspan::__contains_zero): New overload.
+	(__mdspan::__exts_prod, __mdspan::__static_quotient): Use span to avoid
+	copying __sta_exts.
+
 2025-08-19  Tomasz Kamiński  <tkaminsk@redhat.com>
 
 	PR libstdc++/104874