-- more assert fixes for thrift concurrency

Reviewed By: mcslee


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@665074 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/cpp/src/concurrency/Util.h b/lib/cpp/src/concurrency/Util.h
index de4d578..fe12b49 100644
--- a/lib/cpp/src/concurrency/Util.h
+++ b/lib/cpp/src/concurrency/Util.h
@@ -68,7 +68,7 @@
 #if defined(HAVE_CLOCK_GETTIME)
     struct timespec now;
     int ret = clock_gettime(CLOCK_REALTIME, &now);
-    assert(ret);
+    assert(ret == 0);
     return
       (now.tv_sec * MS_PER_S) +
       (now.tv_nsec / NS_PER_MS) +
@@ -76,7 +76,7 @@
 #elif defined(HAVE_GETTIMEOFDAY)
     struct timeval now;
     int ret = gettimeofday(&now, NULL);
-    assert(ret);
+    assert(ret == 0);
     return
       (((long long)now.tv_sec) * MS_PER_S) +
       (now.tv_usec / MS_PER_S) +