diff options
Diffstat (limited to 'thread_pthread.h')
-rw-r--r-- | thread_pthread.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/thread_pthread.h b/thread_pthread.h index e693fba299..f180a79d27 100644 --- a/thread_pthread.h +++ b/thread_pthread.h @@ -38,7 +38,7 @@ typedef struct rb_global_vm_lock_struct { pthread_mutex_t lock; /* slow path */ - unsigned long waiting; + volatile unsigned long waiting; rb_thread_cond_t cond; /* yield */ |