[gcc r9-8867] Daily bump.

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

https://gcc.gnu.org/g:d8eb8abfb8c929b67ef5da35f367b544f583d479

commit r9-8867-gd8eb8abfb8c929b67ef5da35f367b544f583d479
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Sat Sep 12 00:18:25 2020 +0000

    Daily bump.

Diff:
---
 gcc/ChangeLog           | 58 +++++++++++++++++++++++++++++++++++++++++++++++++
 gcc/DATESTAMP           |  2 +-
 gcc/ada/ChangeLog       |  6 +++++
 gcc/testsuite/ChangeLog | 37 +++++++++++++++++++++++++++++++
 libstdc++-v3/ChangeLog  | 19 ++++++++++++++++
 5 files changed, 121 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f5d0a85a6aa..2d271678bb7 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,61 @@
+2020-09-11  Richard Biener  <rguenther@suse.de>
+
+	Backported from master:
+	2020-05-07  Richard Biener  <rguenther@suse.de>
+
+	PR ipa/94947
+	* tree-ssa-structalias.c (refered_from_nonlocal_fn): Use
+	DECL_EXTERNAL || TREE_PUBLIC instead of externally_visible.
+	(refered_from_nonlocal_var): Likewise.
+	(ipa_pta_execute): Likewise.
+
+2020-09-11  Richard Biener  <rguenther@suse.de>
+
+	Backported from master:
+	2020-05-05  Richard Biener  <rguenther@suse.de>
+
+	PR ipa/94947
+	* tree-ssa-structalias.c (ipa_pta_execute): Use
+	varpool_node::externally_visible_p ().
+	(refered_from_nonlocal_var): Likewise.
+
+2020-09-11  Richard Biener  <rguenther@suse.de>
+
+	Backported from master:
+	2020-05-06  Richard Biener  <rguenther@suse.de>
+
+	PR middle-end/94964
+	* cfgloopmanip.c (create_preheader): Require non-complex
+	preheader edge for CP_SIMPLE_PREHEADERS.
+
+2020-09-11  Richard Biener  <rguenther@suse.de>
+
+	Backported from master:
+	2020-05-11  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/95049
+	* tree-ssa-sccvn.c (set_ssa_val_to): Reject lattice transition
+	between different constants.
+
+2020-09-11  Richard Biener  <rguenther@suse.de>
+
+	Backported from master:
+	2020-05-15  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/95133
+	* gimple-ssa-split-paths.c
+	(find_block_to_duplicate_for_splitting_paths): Check for
+	normal edges.
+
+2020-09-11  Richard Biener  <rguenther@suse.de>
+
+	Backported from master:
+	2020-06-17  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/95717
+	* tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg):
+	Move BB SSA updating before exit/latch PHI current def copying.
+
 2020-09-02  Kewen Lin  <linkw@linux.ibm.com>
 
 	Backported from master:
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 15fb79cba7d..c977cef8bc2 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20200911
+20200912
diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index a06b226db53..f8f543e6d18 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,9 @@
+2020-09-11  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Array_Subtype>: Only
+	create extra subtypes for discriminants if the RM size of the base
+	type of the index type is lower than that of the index type.
+
 2020-09-10  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* gcc-interface/decl.c (build_subst_list): For a definition, make
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index add8af18742..a813b23137f 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,40 @@
+2020-09-11  Richard Biener  <rguenther@suse.de>
+
+	Backported from master:
+	2020-05-05  Richard Biener  <rguenther@suse.de>
+
+	PR ipa/94947
+	* gcc.dg/torture/pr94947-1.c: New testcase.
+	* gcc.dg/torture/pr94947-2.c: Likewise.
+
+2020-09-11  Richard Biener  <rguenther@suse.de>
+
+	Backported from master:
+	2020-05-11  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/95049
+	* gcc.dg/torture/pr95049.c: New testcase.
+
+2020-09-11  Richard Biener  <rguenther@suse.de>
+
+	Backported from master:
+	2020-05-15  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/95133
+	* gcc.dg/pr95133.c: New testcase.
+
+2020-09-11  Richard Biener  <rguenther@suse.de>
+
+	Backported from master:
+	2020-06-17  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/95717
+	* g++.dg/torture/pr95717.C: New testcase.
+
+2020-09-11  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gnat.dg/specs/discr7.ads: New test.
+
 2020-09-10  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* gnat.dg/discr59.adb: New test.
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index a257769dc5c..6a646977866 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,22 @@
+2020-09-11  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2020-03-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/94033
+	* include/std/type_traits (__is_nt_default_constructible_atom): Remove.
+	(__is_nt_default_constructible_impl): Remove.
+	(__is_nothrow_default_constructible_impl): Remove.
+	(__is_nt_constructible_impl): Add bool template parameter. Adjust
+	partial specializations.
+	(__is_nothrow_constructible_impl): Replace class template with alias
+	template.
+	(is_nothrow_default_constructible): Derive from alias template
+	__is_nothrow_constructible_impl instead of
+	__is_nothrow_default_constructible_impl.
+	* testsuite/20_util/is_nothrow_constructible/94003.cc: New test.
+	* testsuite/20_util/is_nothrow_default_constructible/96999.cc: New file.
+
 2020-09-03  Jonathan Wakely  <jwakely@redhat.com>
 
 	Backported from master: