[gcc r13-9434] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:b6a8c8c49467cdc30c6a13868d6a4f9e163ece90

commit r13-9434-gb6a8c8c49467cdc30c6a13868d6a4f9e163ece90
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Tue Mar 18 00:22:39 2025 +0000

    Daily bump.

Diff:
---
 gcc/DATESTAMP          |  2 +-
 libstdc++-v3/ChangeLog | 16 ++++++++++++++++
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index b0b6a2306279..c0dd0682172c 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20250317
+20250318
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 5bb33b08ac82..7f7a6a6adee9 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,19 @@
+2025-03-17  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2024-12-12  Jonathan Wakely  <jwakely@redhat.com>
+
+	* src/c++17/fs_dir.cc: Fix typo in comment.
+
+2025-03-17  Jonathan Wakely  <jwakely@redhat.com>
+
+	Backported from master:
+	2024-05-14  Jonathan Wakely  <jwakely@redhat.com>
+
+	* doc/xml/manual/strings.xml: Clarify that GCC 4.5 added
+	std::string::shrink_to_fit.
+	* doc/html/manual/strings.html: Regenerate.
+
 2025-01-10  Tamar Christina  <tamar.christina@arm.com>
 
 	Backported from master: