[gcc r12-9495] Daily bump.

[GCC Administrator <gccadmin@gcc.gnu.org>]

https://gcc.gnu.org/g:1539af7fe0d77e8b56cb58bd757c304833b3bac3

commit r12-9495-g1539af7fe0d77e8b56cb58bd757c304833b3bac3
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Sat Apr 29 00:20:55 2023 +0000

    Daily bump.

Diff:
---
 gcc/DATESTAMP           |  2 +-
 gcc/cp/ChangeLog        | 26 ++++++++++++++++++++++++++
 gcc/testsuite/ChangeLog | 21 +++++++++++++++++++++
 libstdc++-v3/ChangeLog  | 12 ++++++++++++
 4 files changed, 60 insertions(+), 1 deletion(-)

diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index dd82014ea01..24dd3ed9702 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20230428
+20230429
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index e760d830de8..21718759cf6 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,29 @@
+2023-04-28  Patrick Palka  <ppalka@redhat.com>
+
+	Backported from master:
+	2023-03-24  Patrick Palka  <ppalka@redhat.com>
+
+	PR c++/106969
+	* parser.cc (cp_parser_class_specifier): Clear current_class_ptr
+	and current_class_ref sooner, before parsing a class definition.
+
+2023-04-28  Patrick Palka  <ppalka@redhat.com>
+
+	Backported from master:
+	2023-03-01  Patrick Palka  <ppalka@redhat.com>
+		    Jason Merrill  <jason@redhat.com>
+
+	PR c++/108219
+	PR c++/108218
+	* constexpr.cc (fold_to_constant): Define.
+	(maybe_constant_value): Move up early exit test for unevaluated
+	operands.  Try reducing an unevaluated operand to a constant via
+	fold_to_constant.
+	(fold_non_dependent_expr_template): Add early exit test for
+	CONSTANT_CLASS_P nodes.  Try reducing an unevaluated operand
+	to a constant via fold_to_constant.
+	* cp-tree.h (fold_to_constant): Declare.
+
 2023-04-21  Jason Merrill  <jason@redhat.com>
 
 	PR c++/108795
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 0849e7df159..a0dffcb7451 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,24 @@
+2023-04-28  Patrick Palka  <ppalka@redhat.com>
+
+	Backported from master:
+	2023-03-24  Patrick Palka  <ppalka@redhat.com>
+
+	PR c++/106969
+	* g++.dg/lookup/name-clash11.C: Fix ASSERT macro definition in
+	C++98 mode.
+	* g++.dg/lookup/this2.C: New test.
+
+2023-04-28  Patrick Palka  <ppalka@redhat.com>
+
+	Backported from master:
+	2023-03-01  Patrick Palka  <ppalka@redhat.com>
+		    Jason Merrill  <jason@redhat.com>
+
+	PR c++/108219
+	PR c++/108218
+	* g++.dg/cpp0x/new6.C: New test.
+	* g++.dg/cpp2a/concepts-new1.C: New test.
+
 2023-04-27  Jakub Jelinek  <jakub@redhat.com>
 
 	Backported from master:
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index a154f7e5786..519ce8a133f 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,15 @@
+2023-04-28  Patrick Palka  <ppalka@redhat.com>
+
+	Backported from master:
+	2023-04-24  Patrick Palka  <ppalka@redhat.com>
+
+	* include/bits/max_size_type.h (__max_diff_type::operator>>=):
+	Fix propagation of sign bit.
+	* testsuite/std/ranges/iota/max_size_type.cc: Avoid using the
+	non-standard 'signed typedef-name'.  Add some compile-time tests
+	for right-shifting a negative __max_diff_type value by more than
+	one.
+
 2023-04-27  Jonathan Wakely  <jwakely@redhat.com>
 
 	* include/std/atomic: Add missing @endcond doxygen comment.