Daily bump.

9 files changed, 239 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index 6131707..b39348d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2025-12-08  Nathan Myers  <ncm@cantrip.org>
+
+	* MAINTAINERS: add ncm
+
 2025-11-30  Jose E. Marchesi  <jose.marchesi@oracle.com>
 
 	* MAINTAINERS: Add Algol 68 subsystems.
diff --git a/contrib/ChangeLog b/contrib/ChangeLog
index ea2d807..6683ddc 100644
--- a/contrib/ChangeLog
+++ b/contrib/ChangeLog
@@ -1,3 +1,13 @@
+2025-12-08  Joseph Myers  <josmyers@redhat.com>
+
+	* test_installed (--with-alt-cc=, --with-alt-cxx=)
+	(--with-compat-options=, --with-libiconv=): New options.
+
+2025-12-08  Jonathan Wakely  <jwakely@redhat.com>
+
+	* check_GNU_style_lib.py (check_GNU_style_file): Do not check
+	libstdc++ files.
+
 2025-12-06  Mark Zhuang  <mark.zhuang@spacemit.com>
 
 	* prepare-commit-msg: check --default-prefix
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 6c0c42e..e6da5b8 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,79 @@
+2025-12-08  Andrew Pinski  <andrew.pinski@oss.qualcomm.com>
+
+	PR tree-optimization/46555
+	* tree-cfgcleanup.cc (execute_cleanup_cfg_post_optimizing):
+	Don't set todo to include cleanupcfg; do it manually.
+	Call make_forwarders_with_degenerate_phis if optimizing.
+
+2025-12-08  Andrew Pinski  <andrew.pinski@oss.qualcomm.com>
+
+	* tree-cfg.cc (make_forwarders_with_degenerate_phis): Add debug
+	dump.
+
+2025-12-08  Andrew Pinski  <andrew.pinski@oss.qualcomm.com>
+
+	* tree-ssa-dce.cc (sort_phi_args): Move to tree-cfg.cc.
+	(make_forwarders_with_degenerate_phis): Move to tree-cfg.cc.
+	(perform_tree_ssa_dce): Update for the updated return type
+	of make_forwarders_with_degenerate_phis.
+	* tree-cfg.cc (sort_phi_args): Moved from tree-ssa-dce.cc.
+	(make_forwarders_with_degenerate_phis): Moved from tree-ssa-dce.cc.
+	Update return type to bool and return true if an edge was split.
+	* tree-cfg.h (make_forwarders_with_degenerate_phis): New decl.
+
+2025-12-08  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR target/80881
+	* config/mingw/winnt.cc (mingw_pe_unique_section): Put two dollar
+	signs for TLS sections after the prefix.
+	(mingw_pe_asm_named_section): Deal with all TLS sections uniformly.
+
+2025-12-08  Ezra Sitorus  <Ezra.Sitorus@arm.com>
+
+	* config/aarch64/aarch64-cores.def (AARCH64_CORE): Add C1-Nano,
+	C1-Pro, C1-Premium and C1-Ultra.
+	* config/aarch64/aarch64-tune.md: Regenerate.
+	* doc/invoke.texi: Document C1 cores.
+
+2025-12-08  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/123040
+	* tree-ssa-sccvn.cc (vn_nary_build_or_lookup_1): Only insert
+	nary results.
+
+2025-12-08  Josef Melcr  <josef.melcr@suse.com>
+
+	PR ipa/122798
+	* cgraph.cc (cgraph_edge::redirect_callee): Use
+	iterate_referring instead of referred_to_p.
+	* cgraphclones.cc (set_new_clone_decl_and_node_flags): Set local
+	to true iff the node does not have its address taken.
+
+2025-12-08  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/123038
+	* tree-vect-patterns.cc (vect_recog_ctz_ffs_pattern): Reject
+	pattern for reductions when the call argument is used multiple
+	times.
+
+2025-12-08  Tamar Christina  <tamar.christina@arm.com>
+
+	PR target/123026
+	* config/aarch64/aarch64-simd.md (reduc_sbool_ior_scal_<mode>,
+	reduc_sbool_and_scal_<mode>): Fix tmp operands[1] override.
+
+2025-12-08  Tamar Christina  <tamar.christina@arm.com>
+
+	PR tree-optimization/122868
+	* tree-vect-stmts.cc (vectorizable_load): Move check for invariant loads
+	down into the loop.
+
+2025-12-08  H.J. Lu  <hjl.tools@gmail.com>
+
+	PR target/122343
+	* config/i386/sse.md (*<avx512>_cmp<mode>3_dup_op): Don't allow
+	2 volatile memory references.
+
 2025-12-07  Jason Merrill  <jason@redhat.com>
 
 	* config/darwin-c.cc (find_subframework_header): Use
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index f674ed1..4568345 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20251208
+20251209
diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index 2067233..8b19deb 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,9 @@
+2025-12-08  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR ada/123037
+	* rtinit.c [__MINGW32__]: Include <stdlib.h> and not <windows.h>.
+	* rtfinal.c [__MINGW32__]: Do not include <windows.h>.
+
 2025-12-07  Eric Botcazou  <ebotcazou@adacore.com>
 
 	PR ada/115349
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 3ad8d16..b4c2b70 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,13 @@
+2025-12-08  Egas Ribeiro  <egas.g.ribeiro@tecnico.ulisboa.pt>
+
+	* pt.cc (tsubst_expr): Add TARGET_EXPR case with explanatory
+	comment and gcc_unreachable.
+
+2025-12-08  Egas Ribeiro  <egas.g.ribeiro@tecnico.ulisboa.pt>
+
+	PR c++/119343
+	* pt.cc (resolve_nondeduced_context): Remove mark_used call.
+
 2025-12-06  Jakub Jelinek  <jakub@redhat.com>
 
 	* decl2.cc (is_late_template_attribute): Call lookup_attribute_spec
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 724da5b..4fd2183 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,12 @@
+2025-12-08  Harald Anlauf  <anlauf@gmx.de>
+	    Steven G. Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/123025
+	* decl.cc (match_char_length): Add a check for the
+	obsolete '*' style of character declarations in the
+	alternate branch of checking so we dont miss two
+	use cases:
+
 2025-12-06  Paul Thomas  <pault@gcc.gnu.org>
 
 	PR fortran/122693
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index e6918d4..f8a8fba 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,58 @@
+2025-12-08  Andrew Pinski  <andrew.pinski@oss.qualcomm.com>
+
+	PR tree-optimization/46555
+	* gcc.dg/tree-ssa/pr46555.c: New test.
+
+2025-12-08  Harald Anlauf  <anlauf@gmx.de>
+	    Steven G. Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/123025
+	* gfortran.dg/assumed_charlen_dummy.f90: These tests failed
+	with the change because of the default -pedantic option
+	used by the dg.exp mechanisms. Overide this default.
+	* gfortran.dg/automatic_char_len_1.f90: Ditto.
+	* gfortran.dg/entry_23.f: Ditto.
+	* gfortran.dg/finalize_59.f90: Dito.
+	* gfortran.dg/g77/f90-intrinsic-bit.f: Ditto.
+	* gfortran.dg/g77/f90-intrinsic-mathematical.f: Ditto.
+	* gfortran.dg/g77/f90-intrinsic-numeric.f: Ditto.
+	* gfortran.dg/g77/intrinsic-unix-bessel.f: Ditto.
+	* gfortran.dg/g77/intrinsic-unix-erf.f: Ditto.
+	* gfortran.dg/initialization_9.f90: Ditto.
+	* gfortran.dg/intrinsic_actual_4.f90: Ditto.
+	* gfortran.dg/namelist_assumed_char.f90: Ditto.
+	* gfortran.dg/pr15140.f90: Ditto.
+
+2025-12-08  Egas Ribeiro  <egas.g.ribeiro@tecnico.ulisboa.pt>
+
+	PR c++/119343
+	* g++.dg/template/sfinae-deleted-pr119343.C: New test.
+
+2025-12-08  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gcc.dg/tls/data-sections-1.c: New test.
+
+2025-12-08  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/123040
+	* g++.dg/torture/pr123040.C: New testcase.
+
+2025-12-08  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/123038
+	* gcc.dg/vect/pr123038.c: New testcase.
+
+2025-12-08  Tamar Christina  <tamar.christina@arm.com>
+
+	PR target/123026
+	* gcc.target/aarch64/pr123026.c: New test.
+
+2025-12-08  H.J. Lu  <hjl.tools@gmail.com>
+
+	PR target/122343
+	* gcc.target/i386/avx2-vpcmpgtq-1.c: Compile with
+	-fno-fuse-ops-with-volatile-access.
+
 2025-12-07  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* gnat.dg/reduce3.adb: New test.
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index c01d044..c2a99de 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,71 @@
+2025-12-08  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/122946
+	* include/bits/version.def (concepts): Set value to 202207.
+	* include/bits/version.h: Regenerate.
+	* include/std/concepts (__comparison_common_type_with_impl)
+	(__comparison_common_type_with): New helper concepts.
+	(equality_comparable_with): Use __comparison_common_type_with.
+	* libsupc++/compare (three_way_comparable_with): Likewise.
+	(__glibcxx_want_concepts): Define to get __cpp_lib_concepts
+	here.
+	* testsuite/std/concepts/concepts.compare/move_only.cc: New
+	test.
+
+2025-12-08  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/bits/intcmp.h: Replace all uses of
+	__is_standard_integer with __is_signed_or_unsigned_integer.
+	* include/bits/max_size_type.h: Fix outdated comment.
+	* include/bits/sat_arith.h: Replace all uses of
+	__is_standard_integer with __is_signed_or_unsigned_integer.
+	* include/c_compatibility/stdckdint.h: Replace all uses of the
+	__cv_unqual_signed_or_unsigned_integer_type concept with
+	__is_signed_or_unsigned_integer.
+	(__cv_unqual_signed_or_unsigned_integer_type): Remove.
+	* include/ext/numeric_traits.h: Fix outdated comment.
+	* include/std/charconv (from_chars): Replace use of
+	__is_standard_integer with __is_signed_or_unsigned_integer.
+	Do not enable for cv-qualified char.
+	* include/std/mdspan: Likewise.
+	* include/std/type_traits (__is_unsigned_integer): Include
+	unsigned __int128 in type list.
+	(__is_signed_integer): Include signed __int128 in type list.
+	(__is_standard_integer): Rename to ...
+	(__is_signed_or_unsigned_integer): ... this.
+	* testsuite/23_containers/mdspan/extents/ctor_ints.cc: Test
+	with 128-bit integers.
+	* testsuite/23_containers/mdspan/submdspan/strided_slice.cc:
+	Likewise.
+	* testsuite/20_util/integer_comparisons/extended.cc: New test.
+	* testsuite/26_numerics/saturation/extended.cc: New test.
+	* testsuite/26_numerics/stdckdint/extended.cc: New test.
+
+2025-12-08  Tomasz Kamiński  <tkaminsk@redhat.com>
+
+	PR libstdc++/112591
+	* include/std/variant (_Variadic_union): Separate specializations for
+	for union of only trivially destructible types (true as first template
+	argument). Unconditionally define destructor for _Variadic_union<false,
+	_First, _Rest...>.
+	* testsuite/20_util/variant/87619.cc: Add limit for the template depth.
+	* testsuite/20_util/variant/112591.cc: New test.
+
+2025-12-08  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/bits/iterator_concepts.h: Remove diagnostic pragmas.
+
+2025-12-08  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/Makefile.am: Add new header.
+	* include/Makefile.in: Regenerate.
+	* include/std/latch: Include <bits/intcmp.h> instead of
+	<utility>.
+	* include/std/utility: Include <bits/intcmp.h>.
+	(cmp_equal, cmp_not_equal, cmp_less, cmp_greater)
+	(cmp_less_equal, cmp_greater_equal, in_range): Move to ...
+	* include/bits/intcmp.h: New file.
+
 2025-12-06  Jason Merrill  <jason@redhat.com>
 
 	* src/c++23/std.cc.in: Add more #if.