diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0ee5f8b67cb54d6aef5724781ad598dc4996a665..30312ec1299d27ac71f6a7ce5d16f4e6551525c0 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,142 @@
+2024-07-25  Carl Love  <cel@linux.ibm.com>
+
+	* config/rs6000/rs6000-builtin.cc (get_element_number,
+	altivec_expand_vec_set_builtin): Remove functions.
+	(rs6000_expand_builtin): Remove the if statement to call
+	altivec_expand_vec_set_builtin.
+	* config/rs6000/rs6000-builtins.def (__builtin_vsx_set_1ti,
+	__builtin_vsx_set_2df, __builtin_vsx_set_2di): Remove the
+	built-in definitions.
+	* config/rs6000/rs6000-gen-builtins.cc (struct attrinfo):
+	Remove the isset variable from the structure.
+	(parse_bif_attrs): Remove the uses of the isset variable.
+
+2024-07-25  Carl Love  <cel@linux.ibm.com>
+
+	* config/rs6000/rs6000-builtins.def (__builtin_vec_set_v1ti,
+	__builtin_vec_set_v2df, __builtin_vec_set_v2di): Remove built-in
+	definitions.
+	* config/rs6000/rs6000-c.cc (resolve_vec_insert): Remove the
+	handling for constant vec_insert position with
+	VECTOR_UNIT_VSX_P V1TImode, V2DFmode and V2DImode modes.
+
+2024-07-25  Carl Love  <cel@linux.ibm.com>
+
+	* config/rs6000/rs6000-builtins.def (__builtin_vsx_xvcmpeqsp,
+	__builtin_vsx_xvcmpgesp, __builtin_vsx_xvcmpgtsp): Remove
+	definitions.
+
+2024-07-25  Jeff Law  <jlaw@ventanamicro.com>
+
+	PR rtl-optimization/116039
+	* ext-dce.cc (ext_dce_process_uses): Add some comments about concerns
+	with current code.  Mark additional bit groups as live when we have
+	an extension of a suitably promoted subreg.
+
+2024-07-25  Christoph Müllner  <christoph.muellner@vrull.eu>
+
+	PR target/116033
+	* config/riscv/thead.cc (th_memidx_classify_address_modify):
+	Fix mode test.
+
+2024-07-25  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/116083
+	* tree-vect-slp.cc (vect_build_slp_tree): Do not allocate
+	a discovery fail node when we reached the discovery limit.
+	(vect_build_slp_instance): Terminate early when the
+	discovery limit is reached.
+
+2024-07-25  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* doc/rtl.texi: Document the need to define INCLUDE_ARRAY before
+	including rtl-ssa.h.
+	* rtl-ssa.h: Likewise (in comment).
+	* config/aarch64/aarch64-cc-fusion.cc: Add INCLUDE_ARRAY.
+	* config/aarch64/aarch64-early-ra.cc: Likewise.
+	* config/riscv/riscv-avlprop.cc: Likewise.
+	* config/riscv/riscv-vsetvl.cc: Likewise.
+	* fwprop.cc: Likewise.
+	* late-combine.cc: Likewise.
+	* pair-fusion.cc: Likewise.
+	* rtl-ssa/accesses.cc: Likewise.
+	* rtl-ssa/blocks.cc: Likewise.
+	* rtl-ssa/changes.cc: Likewise.
+	* rtl-ssa/functions.cc: Likewise.
+	* rtl-ssa/insns.cc: Likewise.
+	* rtl-ssa/movement.cc: Likewise.
+
+2024-07-25  Sam James  <sam@gentoo.org>
+
+	PR middle-end/114855
+	* doc/invoke.texi (Optimize options): Mention machine-generated
+	code for -O1.
+
+2024-07-25  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/116081
+	* tree-vect-loop.cc (get_initial_defs_for_reduction):
+	Use operand_equal_p for comparing the element with the
+	neutral op.
+
+2024-07-25  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/116079
+	* tree-ssa-loop-im.cc (hoist_memory_references): Clear
+	VDEF of elided clobbers.
+
+2024-07-25  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/116081
+	* tree-vect-stmts.cc (vect_get_vector_types_for_stmt):
+	Properly compare types.
+
+2024-07-25  Robin Dapp  <rdapp@ventanamicro.com>
+
+	PR target/116036
+	* config/riscv/riscv.cc (riscv_override_options_internal): Error
+	with TARGET_VECTOR && !TARGET_MUL.
+
+2024-07-25  Juzhe-Zhong  <juzhe.zhong@rivai.ai>
+
+	* config/riscv/riscv.cc (riscv_legitimize_move): Fix poly_int dest generation.
+
+2024-07-25  Richard Sandiford  <richard.sandiford@arm.com>
+
+	PR rtl-optimization/116044
+	* rtl-ssa/functions.h (function_info::split_clobber_group): Return
+	an array of two clobber_groups.
+	* rtl-ssa/accesses.cc (function_info::split_clobber_group): Return
+	the new clobber groups.  Don't modify the splay tree here.
+	(function_info::add_def): Update call accordingly.  Generalize
+	the splay tree insertion code so that the new definition can be
+	inserted as a child of any existing node, not just the root.
+	Fix the insertion used after calling split_clobber_group.
+
+2024-07-25  Jennifer Schmitz  <jschmitz@nvidia.com>
+
+	* config/aarch64/aarch64-sve-builtins.cc
+	(gimple_folder::redirect_call): Update return type.
+	* config/aarch64/aarch64-sve-builtins.h: Likewise.
+	* config/aarch64/aarch64-sve-builtins-sve2.cc (svqshl_impl::fold):
+	Remove cast to gcall.
+	(svrshl_impl::fold): Likewise.
+
+2024-07-25  Richard Biener  <rguenther@suse.de>
+
+	* tree-ssa-structalias.cc (constraint_equal): Take const
+	reference to constraints.
+	(constraint_vec_find): Similar.
+	(solve_graph): Keep constraint vector sorted and verify
+	sorting with checking.
+
+2024-07-25  Lingling Kong  <lingling.kong@intel.com>
+
+	PR target/115749
+	* config/i386/x86-tune-costs.h (struct processor_costs):
+	Adjust rtx_cost of imulq and imulw for COST_N_INSNS (4)
+	to COST_N_INSNS (3).
+
 2024-07-24  David Malcolm  <dmalcolm@redhat.com>
 
 	* diagnostic-format-sarif.cc (sarif_builder::make_locations_arr):
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 503038db09ce10b8a15fad6a2168a5c6446b0a7f..c8f8a5f000ae48dd0b235d3e63027c1a967dcec7 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20240725
+20240726
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 493bd527b95dc0906034833108f02eee7db068e7..c647803124d1b10b0efcfb699aa77e0780a3e9ba 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,59 @@
+2024-07-25  Jason Merrill  <jason@redhat.com>
+
+	PR c++/115403
+	PR c++/109753
+	* decl.cc (start_preparsed_function): Only call decl_attributes for
+	artificial functions.
+
+2024-07-25  Patrick Palka  <ppalka@redhat.com>
+
+	PR c++/115897
+	* cp-tree.h (dependent_opaque_alias_p): Declare.
+	* pt.cc (push_template_decl): Manually mark a dependent opaque
+	alias or dependent alias template specialization as dependent,
+	and use structural equality for them.
+	(dependent_opaque_alias_p): Define.
+	(alias_template_specialization_p): Don't look through an
+	opaque alias.
+	(complex_alias_template_p): Use dependent_opaque_alias_p instead of
+	any_dependent_template_arguments_p directly.
+	(dependent_alias_template_spec_p): Don't look through an
+	opaque alias.
+	(get_underlying_template): Use dependent_opaque_alias_p instead of
+	any_dependent_template_arguments_p.
+	(instantiate_alias_template): Mention same logic in
+	push_template_decl.
+	(dependent_type_p_r): Remove dependent_alias_template_spec_p check.
+	(any_template_arguments_need_structural_equality_p): Return true
+	for a dependent opaque alias.
+	(alias_ctad_tweaks): Use template_args_equal instead of same_type_p
+	followed by dependent_alias_template_spec_p.
+	* tree.cc (strip_typedefs): Don't strip an opaque alias.
+	* typeck.cc (structural_comptypes): Compare declaration attributes
+	for an opaque alias.
+
+2024-07-25  Patrick Palka  <ppalka@redhat.com>
+
+	PR c++/115897
+	* tree.cc (strip_typedefs): Move up the typedef recursion case.
+	Never strip a dependent alias template-id that has dependent
+	attributes.
+
+2024-07-25  Arsen Arsenović  <arsen@aarsen.me>
+
+	PR c++/110171
+	* coroutines.cc (co_await_get_resume_call): New function.
+	Returns the await_resume expression of a given co_await.
+	* cp-tree.h (co_await_get_resume_call): New function.
+	* cvt.cc (convert_to_void): Handle CO_AWAIT_EXPRs and call
+	maybe_warn_nodiscard on their resume exprs.
+
+2024-07-25  Arsen Arsenović  <arsen@aarsen.me>
+
+	PR c++/111728
+	* coroutines.cc (rewrite_param_uses): Skip unevaluated
+	subexpressions.
+
 2024-07-24  Jason Merrill  <jason@redhat.com>
 
 	PR c++/116071
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 163fbec92732ccda369ce3336780140c969f0598..ee342d2089866163e560a2336eb838516b89f43d 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,124 @@
+2024-07-25  Jason Merrill  <jason@redhat.com>
+
+	PR c++/115403
+	PR c++/109753
+	* g++.dg/ext/pragma-target1.C: New test.
+
+2024-07-25  Patrick Palka  <ppalka@redhat.com>
+
+	PR c++/115897
+	* g++.dg/cpp0x/alias-decl-79.C: Remove xfails.
+	* g++.dg/cpp0x/alias-decl-79a.C: New test.
+
+2024-07-25  Patrick Palka  <ppalka@redhat.com>
+
+	PR c++/115897
+	* g++.dg/cpp0x/alias-decl-78.C: New test.
+	* g++.dg/cpp0x/alias-decl-79.C: New test.
+	* g++.dg/cpp0x/alias-decl-pr92206-1a.C: New test.
+
+2024-07-25  Carl Love  <cel@linux.ibm.com>
+
+	* gcc.target/powerpc/vsx-builtin-3.c: Remove test cases for the
+	__builtin_vsx_set_2df built-in.
+
+2024-07-25  Carl Love  <cel@linux.ibm.com>
+
+	* gcc.target/powerpc/vsx-builtin-3.c (do_cmp): Replace
+	__builtin_vsx_xvcmp{eq,gt,ge}{sp,dp} by vec_cmp{eq,gt,ge}
+	respectively and add explicit casts to vector {float,double}.
+	Add more testing code assigning result to vector boolean types.
+
+2024-07-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/110343
+	* c-c++-common/raw-string-1.c: Use { c || c++11 } effective target,
+	remove c++ specific dg-options.
+	* c-c++-common/raw-string-2.c: Likewise.
+	* c-c++-common/raw-string-4.c: Likewise.
+	* c-c++-common/raw-string-5.c: Likewise.  Expect some diagnostics
+	only for non-c++26, for c++26 expect different.
+	* c-c++-common/raw-string-6.c: Use { c || c++11 } effective target,
+	remove c++ specific dg-options.
+	* c-c++-common/raw-string-11.c: Likewise.
+	* c-c++-common/raw-string-13.c: Likewise.
+	* c-c++-common/raw-string-14.c: Likewise.
+	* c-c++-common/raw-string-15.c: Use { c || c++11 } effective target,
+	change c++ specific dg-options to just -Wtrigraphs.
+	* c-c++-common/raw-string-16.c: Likewise.
+	* c-c++-common/raw-string-17.c: Use { c || c++11 } effective target,
+	remove c++ specific dg-options.
+	* c-c++-common/raw-string-18.c: Use { c || c++11 } effective target,
+	remove -std=c++11 from c++ specific dg-options.
+	* c-c++-common/raw-string-19.c: Likewise.
+	* g++.dg/cpp26/raw-string1.C: New test.
+	* g++.dg/cpp26/raw-string2.C: New test.
+
+2024-07-25  Jeff Law  <jlaw@ventanamicro.com>
+
+	PR rtl-optimization/116039
+	* gcc.dg/torture/pr116039.c: New test.
+
+2024-07-25  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	PR libfortran/105361
+	* gfortran.dg/pr105361.f90: New test.
+
+2024-07-25  Christoph Müllner  <christoph.muellner@vrull.eu>
+
+	PR target/116033
+	* gcc.target/riscv/pr116033.c: New test.
+
+2024-07-25  Arsen Arsenović  <arsen@aarsen.me>
+
+	PR c++/110171
+	* g++.dg/coroutines/pr110171-1.C: New test.
+	* g++.dg/coroutines/pr110171.C: New test.
+
+2024-07-25  Arsen Arsenović  <arsen@aarsen.me>
+
+	PR c++/111728
+	* g++.dg/coroutines/pr111728.C: New test.
+
+2024-07-25  Jeff Law  <jlaw@ventanamicro.com>
+
+	* gcc.dg/torture/pr116037.c: Fix target selector.
+
+2024-07-25  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/116079
+	* gcc.dg/torture/pr116079.c: New testcase.
+
+2024-07-25  Robin Dapp  <rdapp@ventanamicro.com>
+
+	* gcc.target/riscv/arch-31.c: Add m to arch string and expect it.
+	* gcc.target/riscv/arch-32.c: Ditto.
+	* gcc.target/riscv/arch-37.c: Ditto.
+	* gcc.target/riscv/arch-38.c: Ditto.
+	* gcc.target/riscv/predef-14.c: Ditto.
+	* gcc.target/riscv/predef-15.c: Ditto.
+	* gcc.target/riscv/predef-16.c: Ditto.
+	* gcc.target/riscv/predef-26.c: Ditto.
+	* gcc.target/riscv/predef-27.c: Ditto.
+	* gcc.target/riscv/predef-32.c: Ditto.
+	* gcc.target/riscv/predef-33.c: Ditto.
+	* gcc.target/riscv/predef-36.c: Ditto.
+	* gcc.target/riscv/predef-37.c: Ditto.
+	* gcc.target/riscv/rvv/autovec/pr111486.c: Add m to arch string.
+	* gcc.target/riscv/compare-debug-1.c: Ditto.
+	* gcc.target/riscv/compare-debug-2.c: Ditto.
+	* gcc.target/riscv/rvv/base/pr116036.c: New test.
+
+2024-07-25  Juzhe-Zhong  <juzhe.zhong@rivai.ai>
+
+	* gcc.target/riscv/rvv/autovec/poly_licm-1.c: New test.
+	* gcc.target/riscv/rvv/autovec/poly_licm-2.c: New test.
+	* gcc.target/riscv/rvv/autovec/poly_licm-3.c: New test.
+
+2024-07-25  Lingling Kong  <lingling.kong@intel.com>
+
+	* gcc.target/i386/pr115749.c: New test.
+
 2024-07-24  David Malcolm  <dmalcolm@redhat.com>
 
 	* c-c++-common/diagnostic-format-sarif-file-Wbidi-chars.c: Verify
diff --git a/libcpp/ChangeLog b/libcpp/ChangeLog
index 840114198454f2f525a3f8f5a765cef4c1571a44..ed80d698e9b26523bbe286c1eb94f68cded4b708 100644
--- a/libcpp/ChangeLog
+++ b/libcpp/ChangeLog
@@ -1,3 +1,10 @@
+2024-07-25  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/110343
+	* lex.cc: C++26 P2558R2 - Add @, $, and ` to the basic character set.
+	(lex_raw_string): For C++26 allow $@` characters in prefix.
+	* charset.cc (_cpp_valid_ucn): For C++26 reject \u0024 in identifiers.
+
 2024-07-24  David Malcolm  <dmalcolm@redhat.com>
 
 	* include/rich-location.h
diff --git a/libgfortran/ChangeLog b/libgfortran/ChangeLog
index a38544f59dc57f7e8fd8107ae0beba2a06173146..f34f359c995fc84122f5aa84c5fd63e0b1648c91 100644
--- a/libgfortran/ChangeLog
+++ b/libgfortran/ChangeLog
@@ -1,3 +1,10 @@
+2024-07-25  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	PR libfortran/105361
+	* io/list_read.c (finish_list_read): Add a condition check for
+	a user defined derived type IO operation to avoid calling the
+	EOF error.
+
 2024-07-11  Andre Vehreschild  <vehre@gcc.gnu.org>
 
 	PR fortran/96992
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 150759aa1d882cf8486f768c471019a0e30025a0..74bda47fa0e3f5fb48f71ef5bd8d6fb1e4fbc6f8 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,103 @@
+2024-07-25  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/std/expected (expected::value): Add assertions for LWG
+	3843 requirements.
+	(expected<cv void, E>::value): Add assertions for LWG 3940
+	requirements.
+
+2024-07-25  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/std/format (basic_format_args): Remove default
+	constructor, as per LWG 4106.
+	* testsuite/std/format/arguments/args.cc: Check it isn't default
+	constructible.
+
+2024-07-25  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/bits/utility.h (_Swallow_assign): Make assignment
+	constexpr for C++11 as well, and add noexcept.
+	* include/std/tuple (_Swallow_assign, ignore): Move to
+	bits/utility.h.
+	* testsuite/20_util/headers/utility/ignore.cc: New test.
+
+2024-07-25  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/std/optional: Reorder parameters in comparison
+	operators as per LWG 2945.
+
+2024-07-25  Patrick Palka  <ppalka@redhat.com>
+
+	PR libstdc++/116038
+	* include/std/functional (_Bind_front::operator()): Use __like_t
+	instead of std::forward when forwarding __self.
+	(_Bind_back::operator()): Likewise.
+	* include/std/ranges (_Partial::operator()): Likewise.
+	(_Pipe::operator()): Likewise.
+	* testsuite/20_util/function_objects/bind_back/116038.cc: New test.
+	* testsuite/20_util/function_objects/bind_front/116038.cc: New test.
+	* testsuite/std/ranges/adaptors/116038.cc: New test.
+
+2024-07-25  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/std/expected (bad_expected_access<void>): Add noexcept
+	to special member functions, as per LWG 4031.
+	* testsuite/20_util/expected/bad.cc: Check for nothrow copy and
+	move members.
+
+2024-07-25  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/std/optional (optional): Use C++20 features to
+	simplify overload sets for constructors and assignment
+	operators.
+
+2024-07-25  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/std/optional (optional): Constrain constructors to
+	prevent problematic bool conversions, as per LWG 3836.
+	* testsuite/20_util/optional/cons/lwg3836.cc: New test.
+
+2024-07-25  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/std/expected (expected): Constrain constructors to
+	prevent problematic bool conversions, as per LWG 3836.
+	* testsuite/20_util/expected/lwg3836.cc: New test.
+
+2024-07-25  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/std/optional (_Optional_payload_base::_Storage)
+	[C++20]: Define constrained non-trivial destructor.
+	(_Optional_payload_base::_Storage<U, false>) [C++20]: Do not
+	define partial specialization when primary template has
+	constrained destructor.
+	(_Optional_base) [C++20]: Define constrained trivial copy and
+	move cons and move constructors. Define payload accessors here
+	instead of inheriting them from _Optional_base_impl.
+	(_Optional_base_impl, _Optional_base<T, false, true>)
+	(_Optional_base<T, true, false>, _Optional_base<T, true, true>)
+	[C++20]: Do not define.
+
+2024-07-25  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/std/optional (optional): Add using-declaraction for
+	_Base::_M_get and declare optional<U> as friend.
+	(optional(const optional<U>&)): Use
+	_M_get instead of operator*.
+	(optional(optional<U>&&)): Likewise.
+	(operator=(const optional<U>&)): Likewise.
+	(operator=(optional<U>&&)): Likewise.
+	(and_then, tansform): Likewise.
+
+2024-07-25  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/std/optional (_Optional_base_impl::_M_get()): Move
+	assertions to ...
+	(optional::operator->, optional::operator*): ... here.
+
+2024-07-25  Andrew Pinski  <quic_apinski@quicinc.com>
+
+	* testsuite/lib/libstdc++.exp (v3_target_compile): Call
+	string trim on v3_target_compile before calling split.
+
 2024-07-24  Jonathan Wakely  <jwakely@redhat.com>
 
 	PR libstdc++/116070