[gcc r13-8432] Daily bump.

[gcc r13-8432] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:a875cf86e2b5f3f8e2ffb3604c0f6d8e8eeeb433

commit r13-8432-ga875cf86e2b5f3f8e2ffb3604c0f6d8e8eeeb433
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Wed Mar 13 00:21:43 2024 +0000

    Daily bump.

Diff:
---
 gcc/ChangeLog           |  18 +++++++
 gcc/DATESTAMP           |   2 +-
 gcc/testsuite/ChangeLog |   8 +++
 libstdc++-v3/ChangeLog  | 141 ++++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 168 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e6cd8505ef5..6aba4ac6794 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,21 @@
+2024-03-12  Andrew Pinski  <quic_apinski@quicinc.com>
+
+	Backported from master:
+	2024-03-11  Andrew Pinski  <quic_apinski@quicinc.com>
+
+	PR middle-end/95351
+	* fold-const.cc (merge_truthop_with_opposite_arm): Use
+	the type of the operands of the comparison and not the type
+	of the comparison.
+
+2024-03-12  Andrew Pinski  <quic_apinski@quicinc.com>
+
+	Backported from master:
+	2024-03-12  Andrew Pinski  <quic_apinski@quicinc.com>
+
+	PR driver/114314
+	* common.opt (fmultiflags): Add RejectNegative.
+
 2024-03-09  Lulu Cheng  <chenglulu@loongson.cn>
 
 	Backported from master:
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index d87f3cf23bc..1ab707fca67 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20240312
+20240313
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 4157e000ef5..9b617eb5704 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,11 @@
+2024-03-12  Andrew Pinski  <quic_apinski@quicinc.com>
+
+	Backported from master:
+	2024-03-11  Andrew Pinski  <quic_apinski@quicinc.com>
+
+	PR middle-end/95351
+	* gcc.dg/float_opposite_arm-1.c: New test.
+
 2024-03-11  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 
 	Backported from master:
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 63504ded4c4..a49713fc1f0 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,144 @@
+2024-03-12  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2024-03-07  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/std/chrono (__get_leap_second_info): Update expiry
+	time for hardcoded list of leap seconds.
+	* testsuite/std/time/tzdb/leap_seconds.cc: Update comment.
+
+2024-03-12  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2024-02-29  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/std/format (basic_format_arg::handle::__maybe_const_t):
+	Fix condition to check if const type is formattable.
+	(basic_format_arg::handle::handle(T&)): Remove redundant
+	static_assert.
+	* testsuite/std/format/formatter/basic.cc: New test.
+
+2024-03-12  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2024-01-08  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/bits/chrono_io.h (__formatter_chrono): Always use
+	lvalue arguments to make_format_args.
+	* include/std/format (make_format_args): Change parameter pack
+	from forwarding references to lvalue references. Remove use of
+	remove_reference_t which is now unnecessary.
+	(format_to, formatted_size): Remove incorrect forwarding of
+	arguments.
+	* testsuite/20_util/duration/io.cc: Use lvalues as arguments to
+	make_format_args.
+	* testsuite/std/format/arguments/args.cc: Likewise.
+	* testsuite/std/format/arguments/lwg3810.cc: Likewise.
+	* testsuite/std/format/functions/format.cc: Likewise.
+	* testsuite/std/format/functions/vformat_to.cc: Likewise.
+	* testsuite/std/format/string.cc: Likewise.
+	* testsuite/std/time/day/io.cc: Likewise.
+	* testsuite/std/time/month/io.cc: Likewise.
+	* testsuite/std/time/weekday/io.cc: Likewise.
+	* testsuite/std/time/year/io.cc: Likewise.
+	* testsuite/std/time/year_month_day/io.cc: Likewise.
+	* testsuite/std/format/arguments/args_neg.cc: New test.
+
+2024-03-12  Cassio Neri  <cassio.neri@gmail.com>
+
+	Backported from master:
+	2024-01-05  Cassio Neri  <cassio.neri@gmail.com>
+
+	* include/std/chrono: Fix + and - for months and weekdays.
+	* testsuite/std/time/month/1.cc: Add constexpr tests against overflow.
+	* testsuite/std/time/month/2.cc: New test for extreme values.
+	* testsuite/std/time/weekday/1.cc: Add constexpr tests against overflow.
+	* testsuite/std/time/weekday/2.cc: New test for extreme values.
+
+2024-03-12  Cassio Neri  <cassio.neri@gmail.com>
+
+	Backported from master:
+	2023-11-14  Cassio Neri  <cassio.neri@gmail.com>
+
+	* include/std/chrono (operator-(const weekday&, const weekday&)):
+	Optimize.
+
+2024-03-12  Cassio Neri  <cassio.neri@gmail.com>
+
+	Backported from master:
+	2023-11-14  Cassio Neri  <cassio.neri@gmail.com>
+
+	* include/std/chrono (year::is_leap): Clear code.
+
+2024-03-12  Cassio Neri  <cassio.neri@gmail.com>
+
+	Backported from master:
+	2023-11-14  Cassio Neri  <cassio.neri@gmail.com>
+
+	* include/std/chrono (year_month_day_last::day): Remove &1.
+
+2024-03-12  Cassio Neri  <cassio.neri@gmail.com>
+
+	Backported from master:
+	2023-11-14  Cassio Neri  <cassio.neri@gmail.com>
+
+	* include/std/chrono (weekday::_S_from_days): Fix UB.
+	* testsuite/std/time/weekday/1.cc: Add test for overflow.
+
+2024-03-12  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2023-11-11  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/std/span (span, as_bytes, as_writable_bytes): Add
+	[[nodiscard]] attribute on all non-void functions.
+	* testsuite/23_containers/span/back_assert_neg.cc: Suppress
+	nodiscard warning.
+	* testsuite/23_containers/span/back_neg.cc: Likewise.
+	* testsuite/23_containers/span/first_2_assert_neg.cc: Likewise.
+	* testsuite/23_containers/span/first_assert_neg.cc: Likewise.
+	* testsuite/23_containers/span/first_neg.cc: Likewise.
+	* testsuite/23_containers/span/front_assert_neg.cc: Likewise.
+	* testsuite/23_containers/span/front_neg.cc: Likewise.
+	* testsuite/23_containers/span/index_op_assert_neg.cc: Likewise.
+	* testsuite/23_containers/span/index_op_neg.cc: Likewise.
+	* testsuite/23_containers/span/last_2_assert_neg.cc: Likewise.
+	* testsuite/23_containers/span/last_assert_neg.cc: Likewise.
+	* testsuite/23_containers/span/last_neg.cc: Likewise.
+	* testsuite/23_containers/span/subspan_2_assert_neg.cc:
+	Likewise.
+	* testsuite/23_containers/span/subspan_3_assert_neg.cc:
+	Likewise.
+	* testsuite/23_containers/span/subspan_4_assert_neg.cc:
+	Likewise.
+	* testsuite/23_containers/span/subspan_5_assert_neg.cc:
+	Likewise.
+	* testsuite/23_containers/span/subspan_6_assert_neg.cc:
+	Likewise.
+	* testsuite/23_containers/span/subspan_assert_neg.cc: Likewise.
+	* testsuite/23_containers/span/subspan_neg.cc: Likewise.
+	* testsuite/23_containers/span/nodiscard.cc: New test.
+
+2024-03-12  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2023-08-09  Jonathan Wakely  <jwakely@redhat.com>
+
+	* include/bits/list.tcc (list::sort(Cmp)): Fix -Wsign-compare
+	warning for loop condition.
+
+2024-03-12  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2023-06-09  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/110167
+	* include/std/array (to_array): Initialize arrays of trivial
+	types using memcpy. For non-trivial types, use lambda
+	expressions instead of a separate helper function.
+	(__to_array): Remove.
+	* testsuite/23_containers/array/creation/110167.cc: New test.
+
 2024-03-01  Jonathan Wakely  <jwakely@redhat.com>
 
 	Backported from master: