[Bug testsuite/80551] c-c++-common/tsan/race_on_mutex.c fails on powerpc

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80551

--- Comment #13 from Segher Boessenkool <segher at gcc dot gnu.org> ---
It is trying to match

#[01] (__)?pthread_mutex_init

but instead it gets

#1 __GI___pthread_mutex_init