commit f47109d30ca319a3bcd4288803e30a473d1506d2
Author: Mark Wielaard <mark@klomp.org>
Date:   Fri Apr 12 15:18:51 2024 +0200

    Add new helgrind race suppression for pth_mempcpy_false_races
    
    In glibc 2.39+ the internal __printf_buffer_write might use memmove
    instead of a memcpy variant. Add an extra suppression variant using
    memmove.
    
    This makes pth_mempcpy_false_races pass again.
    
    See also https://bugs.kde.org/show_bug.cgi?id=450962

diff --git a/glibc-2.X-helgrind.supp.in b/glibc-2.X-helgrind.supp.in
index 2b576b982e42..dce611a09e38 100644
--- a/glibc-2.X-helgrind.supp.in
+++ b/glibc-2.X-helgrind.supp.in
@@ -63,6 +63,14 @@
    fun:__printf_buffer_write
 }
 
+{
+   helgrind-glibc-__printf_buffer_write2
+   Helgrind:Race
+   fun:*memmove*
+   ...
+   fun:__printf_buffer_write
+}
+
 {
    helgrind-glibc2X-005
    Helgrind:Race