[gcc r10-9786] Daily bump.

[gcc r10-9786] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:b5aeeb8d6ff525c6c75a0e929dc3ae466d2f3c15

commit r10-9786-gb5aeeb8d6ff525c6c75a0e929dc3ae466d2f3c15
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Sat May 1 00:17:15 2021 +0000

    Daily bump.

Diff:
---
 gcc/ChangeLog           | 16 ++++++++++++++++
 gcc/DATESTAMP           |  2 +-
 gcc/testsuite/ChangeLog | 13 +++++++++++++
 libstdc++-v3/ChangeLog  |  8 ++++++++
 4 files changed, 38 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 8e120d3cacf..ac0cac9a83b 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,19 @@
+2021-04-30  David Edelsohn  <dje.gcc@gmail.com>
+
+	Backported from master:
+	2021-04-27  David Edelsohn  <dje.gcc@gmail.com>
+
+	* config/rs6000/aix.h (SUBTARGET_DRIVER_SELF_SPECS): New.
+	* config/rs6000/aix64.opt (m64): New.
+	(m32): New.
+
+2021-04-30  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/96513
+	* tree-vect-slp.c (struct vdhs_data): New.
+	(vect_detect_hybrid_slp): New walker.
+	(vect_detect_hybrid_slp): Rewrite.
+
 2021-04-29  Richard Earnshaw  <rearnsha@arm.com>
 
 	Backported from master:
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index e485971526c..e86ec869849 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20210430
+20210501
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 28c32a71ca7..5b65fe857be 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,16 @@
+2021-04-30  Richard Biener  <rguenther@suse.de>
+
+	Backported from master:
+	2021-04-30  Richard Biener  <rguenther@suse.de>
+
+	PR c++/98032
+	* g++.dg/pr98032.C: New testcase.
+
+2021-04-30  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/96513
+	* gcc.dg/torture/pr96513.c: New testcase.
+
 2021-04-29  Tobias Burnus  <tobias@codesourcery.com>
 
 	Backported from master:
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 7eccf84b9f6..08a4335d58c 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,11 @@
+2021-04-30  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2021-04-30  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/bits/basic_string.h (__cpp_lib_constexpr_string):
+	Only define for C++17 and later.
+
 2021-04-29  Jonathan Wakely  <jwakely@redhat.com>
 
 	Backported from master: