[gcc r12-9653] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:002a4f04b3c9479380b07e93a2072b99778f06d4

commit r12-9653-g002a4f04b3c9479380b07e93a2072b99778f06d4
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Thu May 25 00:20:23 2023 +0000

    Daily bump.

Diff:
---
 gcc/DATESTAMP          |  2 +-
 libstdc++-v3/ChangeLog | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 35 insertions(+), 1 deletion(-)

diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 5b2cd0ee4d1..37d8ec9db79 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20230524
+20230525
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index beef8d6c8e7..a39512d440d 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,37 @@
+2023-05-24  Matthias Kretz  <m.kretz@gsi.de>
+
+	Backported from master:
+	2023-05-24  Matthias Kretz  <m.kretz@gsi.de>
+
+	PR libstdc++/109949
+	* include/experimental/bits/simd.h (__intrinsic_type): If
+	__ALTIVEC__ is defined, map gnu::vector_size types to their
+	corresponding __vector T types without losing unsignedness of
+	integer types. Also prefer long long over long.
+	* include/experimental/bits/simd_ppc.h (_S_popcount): Cast mask
+	object to the expected unsigned vector type.
+
+2023-05-24  Matthias Kretz  <m.kretz@gsi.de>
+
+	Backported from master:
+	2023-05-24  Matthias Kretz  <m.kretz@gsi.de>
+
+	PR libstdc++/109261
+	* include/experimental/bits/simd.h (__intrinsic_type):
+	Specialize __intrinsic_type<double, 8> and
+	__intrinsic_type<double, 16> in any case, but provide the member
+	type only with __aarch64__.
+
+2023-05-24  Matthias Kretz  <m.kretz@gsi.de>
+
+	Backported from master:
+	2023-05-24  Matthias Kretz  <m.kretz@gsi.de>
+
+	PR libstdc++/109261
+	* include/experimental/bits/simd_neon.h (_S_reduce): Add
+	constexpr and make NEON implementation conditional on
+	not __builtin_is_constant_evaluated.
+
 2023-05-23  Matthias Kretz  <m.kretz@gsi.de>
 
 	Backported from master: