make helgrind/tc23_bogus_condwait test deterministic

Using properly initialized mutex (instead of a dirty one) in case
"mx is not locked" makes behavior of this test deterministic.

Patch by Tamara Vlahovic.

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@16312

diff --git a/helgrind/tests/tc23_bogus_condwait.c b/helgrind/tests/tc23_bogus_condwait.c
index 0a1b5f36549b27030037c5d8b5d9cd2285f50607..6ea5ad90be08ace1a44859d005f53901d68fba91 100644 (file)
--- a/helgrind/tests/tc23_bogus_condwait.c
+++ b/helgrind/tests/tc23_bogus_condwait.c
@@ -69,7 +69,7 @@ int main ( void )
   r= pthread_cond_wait(&cv, (pthread_mutex_t*)(4 + (char*)&mx[0]) );
 
   /* mx is not locked */
-  r= pthread_cond_wait(&cv, &mx[0]);
+  r= pthread_cond_wait(&cv, &mx[3]);
 
   /* wrong flavour of lock */
   r= pthread_cond_wait(&cv, (pthread_mutex_t*)&rwl );