From: Bart Van Assche <bvanassche@acm.org>
Date: Wed, 12 Aug 2009 13:30:55 +0000 (+0000)
Subject: Fixed compiler warnings triggered by annotate_rwlock.c
X-Git-Tag: svn/VALGRIND_3_5_0~55
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=2236b87798b0b8f50eaad5f195783fa85c1e78b6;p=thirdparty%2Fvalgrind.git

Fixed compiler warnings triggered by annotate_rwlock.c

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@10795
---

diff --git a/drd/tests/annotate_rwlock.c b/drd/tests/annotate_rwlock.c
index 952ed21e2e..bc290eeb5d 100644
--- a/drd/tests/annotate_rwlock.c
+++ b/drd/tests/annotate_rwlock.c
@@ -66,13 +66,13 @@ static void rwlock_rdlock(rwlock_t* p)
 #else
     pthread_yield();
 #endif
-    __sync_fetch_and_sub(&p->locked, 1);
+    (void) __sync_fetch_and_sub(&p->locked, 1);
   }
   p->reader_count++;
   assert(p->reader_count >= 0);
   assert(p->writer_count >= 0);
   assert(p->reader_count == 0 || p->writer_count == 0);
-  __sync_fetch_and_sub(&p->locked, 1);
+  (void) __sync_fetch_and_sub(&p->locked, 1);
   ANNOTATE_READERLOCK_ACQUIRED(p);
 }
 
@@ -90,13 +90,13 @@ static void rwlock_wrlock(rwlock_t* p)
 #else
     pthread_yield();
 #endif
-    __sync_fetch_and_sub(&p->locked, 1);
+    (void) __sync_fetch_and_sub(&p->locked, 1);
   }
   p->writer_count++;
   assert(p->reader_count >= 0);
   assert(p->writer_count >= 0);
   assert(p->reader_count == 0 || p->writer_count == 0);
-  __sync_fetch_and_sub(&p->locked, 1);
+  (void) __sync_fetch_and_sub(&p->locked, 1);
   ANNOTATE_WRITERLOCK_ACQUIRED(p);
 }
 
@@ -117,7 +117,7 @@ static void rwlock_unlock(rwlock_t* p)
   assert(p->reader_count >= 0);
   assert(p->writer_count >= 0);
   assert(p->reader_count == 0 || p->writer_count == 0);
-  __sync_fetch_and_sub(&p->locked, 1);
+  (void) __sync_fetch_and_sub(&p->locked, 1);
 }
 
 static void* thread_func(void* arg)