Daily bump.

8 files changed, 170 insertions, 1 deletions

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 1e153c7..fbf4969 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,92 @@
+2023-06-23  Marek Polacek  <polacek@redhat.com>
+
+	* doc/cpp.texi (__cplusplus): Document value for -std=c++26 and
+	-std=gnu++26.  Document that for C++23, its value is 202302L.
+	* doc/invoke.texi: Document -std=c++26 and -std=gnu++26.
+	* dwarf2out.cc (highest_c_language): Handle GNU C++26.
+	(gen_compile_unit_die): Likewise.
+
+2023-06-23  Jan Hubicka  <jh@suse.cz>
+
+	* tree-ssa-phiprop.cc (propagate_with_phi): Compute post dominators on
+	demand.
+	(pass_phiprop::execute): Do not compute it here; return
+	update_ssa_only_virtuals if something changed.
+	(pass_data_phiprop): Remove TODO_update_ssa from todos.
+
+2023-06-23   Michael Meissner  <meissner@linux.ibm.com>
+	    Aaron Sawdey   <acsawdey@linux.ibm.com>
+
+	PR target/105325
+	* config/rs6000/genfusion.pl (gen_ld_cmpi_p10_one): Fix problems that
+	allowed prefixed lwa to be generated.
+	* config/rs6000/fusion.md: Regenerate.
+	* config/rs6000/predicates.md (ds_form_mem_operand): Delete.
+	* config/rs6000/rs6000.md (prefixed attribute): Add support for load
+	plus compare immediate fused insns.
+	(maybe_prefixed): Likewise.
+
+2023-06-23  Roger Sayle  <roger@nextmovesoftware.com>
+
+	* simplify-rtx.cc (simplify_subreg):  Optimize lowpart SUBREGs
+	of ASHIFT to const0_rtx with sufficiently large shift count.
+	Optimize highpart SUBREGs of ASHIFT as the shift operand when
+	the shift count is the correct offset.  Optimize SUBREGs of
+	multi-word logic operations if the SUBREGs of both operands
+	can be simplified.
+
+2023-06-23  Richard Biener  <rguenther@suse.de>
+
+	* varasm.cc (initializer_constant_valid_p_1): Only
+	allow conversions between scalar floating point types.
+
+2023-06-23  Richard Biener  <rguenther@suse.de>
+
+	* tree-vect-stmts.cc (vectorizable_assignment):
+	Properly handle non-integral operands when analyzing
+	conversions.
+
+2023-06-23  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
+
+	PR tree-optimization/110280
+	* match.pd (vec_perm_expr(v, v, mask) -> v): Explicitly build vector
+	using build_vector_from_val with the element of input operand, and
+	mask's type if operand and mask's types don't match.
+
+2023-06-23  Richard Biener  <rguenther@suse.de>
+
+	* fold-const.cc (tree_simple_nonnegative_warnv_p): Guard
+	the truth_value_p case with !VECTOR_TYPE_P.
+
+2023-06-23  Richard Biener  <rguenther@suse.de>
+
+	* tree-vect-patterns.cc (vect_look_through_possible_promotion):
+	Exit early when the type isn't scalar integral.
+
+2023-06-23  Richard Biener  <rguenther@suse.de>
+
+	* match.pd ((outertype)((innertype0)a+(innertype1)b)
+	-> ((newtype)a+(newtype)b)): Use element_precision
+	where appropriate.
+
+2023-06-23  Richard Biener  <rguenther@suse.de>
+
+	* fold-const.cc (fold_binary_loc): Use element_precision
+	when trying (double)float1 CMP (double)float2 to
+	float1 CMP float2 simplification.
+	* match.pd: Likewise.
+
+2023-06-23  Richard Biener  <rguenther@suse.de>
+
+	* tree-vect-stmts.cc (vectorizable_load): Avoid useless
+	copies of VMAT_INVARIANT vectorized stmts, fix SLP support.
+
+2023-06-23  Richard Biener  <rguenther@suse.de>
+
+	* tree-vect-stmts.cc (vector_vector_composition_type):
+	Handle composition of a vector from a number of elements that
+	happens to match its number of lanes.
+
 2023-06-22  Marek Polacek  <polacek@redhat.com>
 
 	* configure.ac (--enable-host-bind-now): New check.  Add
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 0d054fa..cbffb81 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20230623
+20230624
diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog
index c78ad9c..1247f51 100644
--- a/gcc/c-family/ChangeLog
+++ b/gcc/c-family/ChangeLog
@@ -1,3 +1,15 @@
+2023-06-23  Marek Polacek  <polacek@redhat.com>
+
+	* c-common.h (cxx_dialect): Add cxx26 as a dialect.
+	* c-opts.cc (set_std_cxx26): New.
+	(c_common_handle_option): Set options when -std={c,gnu}++2{c,6} is
+	enabled.
+	(c_common_post_options): Adjust comments.
+	* c.opt: Add options for -std=c++26, std=c++2c, -std=gnu++26,
+	and -std=gnu++2c.
+	(std=c++2b): Mark as Undocumented.
+	(std=c++23): No longer Undocumented.
+
 2023-06-21  Alexander Monakov  <amonakov@ispras.ru>
 
 	* c-gimplify.cc (fma_supported_p): New helper.
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 7230564..280e373 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,12 @@
+2023-06-23  David Malcolm  <dmalcolm@redhat.com>
+
+	PR c++/110164
+	* cp-name-hint.h (maybe_suggest_missing_header): New decl.
+	* decl.cc: Define INCLUDE_MEMORY.  Add include of
+	"cp/cp-name-hint.h".
+	(start_decl_1): Call maybe_suggest_missing_header.
+	* name-lookup.cc (maybe_suggest_missing_header): Remove "static".
+
 2023-06-16  Alex Coplan  <alex.coplan@arm.com>
 
 	* parser.cc (cp_parser_enum_specifier): Don't reject
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index f0424c6..900515a 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,9 @@
+2023-06-23  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/110360
+	* trans-expr.cc (gfc_conv_procedure_call): Pass actual argument
+	to scalar CHARACTER(1),VALUE dummy argument by value.
+
 2023-06-21  Paul Thomas  <pault@gcc.gnu.org>
 
 	PR fortran/87477
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 49bef2b..a164a3d 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,40 @@
+2023-06-23  David Malcolm  <dmalcolm@redhat.com>
+
+	PR c++/110164
+	* g++.dg/diagnostic/missing-header-pr110164.C: New test.
+
+2023-06-23  Marek Polacek  <polacek@redhat.com>
+
+	* lib/target-supports.exp (check_effective_target_c++23): Return
+	1 also if check_effective_target_c++26.
+	(check_effective_target_c++23_down): New.
+	(check_effective_target_c++26_only): New.
+	(check_effective_target_c++26): New.
+	* g++.dg/cpp23/cplusplus.C: Adjust expected value.
+	* g++.dg/cpp26/cplusplus.C: New test.
+
+2023-06-23  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/110360
+	* gfortran.dg/value_9.f90: New test.
+
+2023-06-23   Michael Meissner  <meissner@linux.ibm.com>
+	    Aaron Sawdey   <acsawdey@linux.ibm.com>
+
+	PR target/105325
+	* g++.target/powerpc/pr105325.C: New test.
+	* gcc.target/powerpc/fusion-p10-ldcmpi.c: Update insn counts.
+
+2023-06-23  Iain Sandoe  <iain@sandoe.co.uk>
+
+	* objc-obj-c++-shared/GNUStep/Foundation/NSObjCRuntime.h: Make
+	this header use pragma system_header.
+
+2023-06-23  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
+
+	PR tree-optimization/110280
+	* gcc.target/aarch64/sve/pr110280.c: New test.
+
 2023-06-22  Richard Biener  <rguenther@suse.de>
 
 	PR tree-optimization/110332
diff --git a/libcpp/ChangeLog b/libcpp/ChangeLog
index cebabbd..390d8e1 100644
--- a/libcpp/ChangeLog
+++ b/libcpp/ChangeLog
@@ -1,3 +1,14 @@
+2023-06-23  Marek Polacek  <polacek@redhat.com>
+
+	* include/cpplib.h (c_lang): Add CXX26 and GNUCXX26.
+	* init.cc (lang_defaults): Add rows for CXX26 and GNUCXX26.
+	(cpp_init_builtins): Set __cplusplus to 202400L for C++26.
+	Set __cplusplus to 202302L for C++23.
+
+2023-06-23  Ben Boeckel  <me@benboeckel.net>
+
+	* charset.cc: Allow `UCS_LIMIT` in UTF-8 strings.
+
 2023-06-22  David Malcolm  <dmalcolm@redhat.com>
 
 	* charset.cc (get_cppchar_property): New function template, based
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index afeacbc..561c584 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,8 @@
+2023-06-23  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/bits/vector.tcc (_M_realloc_insert): Replace try-block
+	with RAII types.
+
 2023-06-20  Jonathan Wakely  <jwakely@redhat.com>
 
 	* include/std/array (to_array(T(&)[N])): Remove redundant