[gcc r10-9039] Daily bump.

[gcc r10-9039] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:04f9285d6ec93a417fc5eb83fbce273f4dfb0ce7

commit r10-9039-g04f9285d6ec93a417fc5eb83fbce273f4dfb0ce7
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Wed Nov 18 00:17:12 2020 +0000

    Daily bump.

Diff:
---
 gcc/ChangeLog           | 37 +++++++++++++++++++++++++++++++++++++
 gcc/DATESTAMP           |  2 +-
 gcc/testsuite/ChangeLog | 23 +++++++++++++++++++++++
 libstdc++-v3/ChangeLog  | 12 ++++++++++++
 4 files changed, 73 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index da873cc4ee8..6d2584bff85 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,40 @@
+2020-11-17  Sebastian Pop  <spop@amazon.com>
+
+	Backported from master:
+	2020-11-17  Sebastian Pop  <spop@amazon.com>
+
+	* config.gcc: add configure flags --with-{cpu,arch,tune}-{32,64}
+	as alias flags for --with-{cpu,arch,tune} on AArch64.
+	* doc/install.texi: Document new flags for aarch64.
+
+2020-11-17  Sebastian Pop  <spop@amazon.com>
+
+	Backported from master:
+	2020-11-17  Sebastian Pop  <spop@amazon.com>
+
+	* config.gcc: Add --with-tune to AArch64 configure flags.
+
+2020-11-17  Tamar Christina  <tamar.christina@arm.com>
+
+	PR target/97535
+	* config/aarch64/aarch64.c (aarch64_expand_cpymem): Use unsigned
+	arithmetic in check.
+
+2020-11-17  Monk Chiang  <monk.chiang@sifive.com>
+
+	Backported from master:
+	2020-11-14  Monk Chiang  <monk.chiang@sifive.com>
+
+	PR target/97682
+	* config/riscv/riscv.h (RISCV_PROLOGUE_TEMP_REGNUM): Change register
+	to t0.
+	(RISCV_CALL_ADDRESS_TEMP_REGNUM): New Marco, define t1 register.
+	(RISCV_CALL_ADDRESS_TEMP): Use it for call instructions.
+	* config/riscv/riscv.c (riscv_legitimize_call_address): Use
+	RISCV_CALL_ADDRESS_TEMP.
+	(riscv_compute_frame_info): Change temporary register to t0 form t1.
+	(riscv_trampoline_init): Adjust comment.
+
 2020-11-16  Cui,Lili  <lili.cui@intel.com>
 
 	* config/i386/i386.h: Add PREFETCHW to march=broadwell.
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 0ad54ab67bd..6ee7c2ae987 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20201117
+20201118
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index b559c794d08..1a71f8cbc6f 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,26 @@
+2020-11-17  Tamar Christina  <tamar.christina@arm.com>
+
+	Backported from master:
+	2020-10-28  Tamar Christina  <tamar.christina@arm.com>
+
+	PR target/97535
+	* gcc.target/aarch64/pr97535.c: Exclude ILP32.
+
+2020-11-17  Tamar Christina  <tamar.christina@arm.com>
+
+	PR target/97535
+	* gcc.target/aarch64/pr97535.c: New test.
+
+2020-11-17  Monk Chiang  <monk.chiang@sifive.com>
+
+	Backported from master:
+	2020-11-14  Monk Chiang  <monk.chiang@sifive.com>
+
+	PR target/97682
+	* g++.target/riscv/pr97682.C: New test.
+	* gcc.target/riscv/interrupt-3.c: Check register for t0.
+	* gcc.target/riscv/interrupt-4.c: Likewise.
+
 2020-11-13  Thomas Schwinge  <thomas@codesourcery.com>
 
 	Backported from master:
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index ccc01119686..f64e1d6676a 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,15 @@
+2020-11-17  Patrick Palka  <ppalka@redhat.com>
+
+	Backported from master:
+	2020-11-17  Patrick Palka  <ppalka@redhat.com>
+
+	PR libstdc++/97828
+	* include/bits/ranges_algo.h (__search_n_fn::operator()): Check
+	random_access_iterator before using the backtracking
+	implementation.  When the backwards scan fails prematurely,
+	reset __remainder appropriately.
+	* testsuite/25_algorithms/search_n/97828.cc: New test.
+
 2020-11-16  Jonathan Wakely  <jwakely@redhat.com>
 
 	Backported from master: