[gcc r9-9457] Daily bump.

[gcc r9-9457] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:c84ea0b3470f8834a102b3b1fcd0e5de23024585

commit r9-9457-gc84ea0b3470f8834a102b3b1fcd0e5de23024585
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Thu Apr 22 00:19:42 2021 +0000

    Daily bump.

Diff:
---
 gcc/DATESTAMP           |  2 +-
 gcc/cp/ChangeLog        | 31 +++++++++++++++++++++++++++++++
 gcc/testsuite/ChangeLog | 35 +++++++++++++++++++++++++++++++++++
 libstdc++-v3/ChangeLog  |  9 +++++++++
 4 files changed, 76 insertions(+), 1 deletion(-)

diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 1c1820ff172..87bf2ffa0db 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20210421
+20210422
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index a2c2e43bee1..d6bac1924db 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,34 @@
+2021-04-21  Patrick Palka  <ppalka@redhat.com>
+
+	Backported from master:
+	2021-02-23  Patrick Palka  <ppalka@redhat.com>
+
+	PR c++/95468
+	* pt.c (tsubst_copy_and_build) <case BASELINK>: New case, copied
+	over from tsubst_copy.
+
+2021-04-21  Patrick Palka  <ppalka@redhat.com>
+
+	Backported from master:
+	2020-08-05  Patrick Palka  <ppalka@redhat.com>
+		    Jason Merrill  <jason@redhat.com>
+
+	PR c++/96282
+	* constexpr.c (cxx_eval_vec_init_1): Truncate ctx->ctor and
+	then clear CONSTRUCTOR_NO_CLEARING on each appended element
+	initializer if we're initializing a previously zero-initialized
+	array object.
+
+2021-04-21  Patrick Palka  <ppalka@redhat.com>
+
+	Backported from master:
+	2020-07-30  Patrick Palka  <ppalka@redhat.com>
+
+	PR c++/64194
+	* pt.c (resolve_overloaded_unification): If the function
+	template specialization has a placeholder return type,
+	then instantiate it before attempting unification.
+
 2021-04-20  Jakub Jelinek  <jakub@redhat.com>
 
 	Backported from master:
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index a7f7a89eae7..2dd8861666d 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,38 @@
+2021-04-21  Patrick Palka  <ppalka@redhat.com>
+
+	Backported from master:
+	2021-02-23  Patrick Palka  <ppalka@redhat.com>
+
+	PR c++/95468
+	* g++.dg/template/non-dependent15.C: New test.
+
+2021-04-21  Patrick Palka  <ppalka@redhat.com>
+
+	Backported from master:
+	2020-08-05  Patrick Palka  <ppalka@redhat.com>
+		    Jason Merrill  <jason@redhat.com>
+
+	PR c++/96282
+	* g++.dg/cpp0x/constexpr-array26.C: New test.
+	* g++.dg/cpp0x/constexpr-array27.C: New test.
+
+2021-04-21  Patrick Palka  <ppalka@redhat.com>
+
+	Backported from master:
+	2020-07-30  Patrick Palka  <ppalka@redhat.com>
+
+	PR c++/64194
+	* g++.dg/cpp1y/auto-fn60.C: New test.
+
+2021-04-21  Richard Biener  <rguenther@suse.de>
+
+	Backported from master:
+	2021-04-21  Richard Biener  <rguenther@suse.de>
+
+	PR testsuite/100176
+	* g++.dg/compat/struct-layout-1_generate.c: Add missing return.
+	* gcc.dg/compat/struct-layout-1_generate.c: Likewise.
+
 2021-04-20  Jakub Jelinek  <jakub@redhat.com>
 
 	Backported from master:
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index bc245caeb07..adab265cf77 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,12 @@
+2021-04-21  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2021-04-21  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/100180
+	* testsuite/experimental/net/internet/address/v6/members.cc:
+	Require gthreads.
+
 2021-04-20  Jakub Jelinek  <jakub@redhat.com>
 
 	Backported from master: