A compiler warning fix.

This commit was SVN r17539.

ompi/mpi/c/wtime.c

@@ -43,8 +43,6 @@ double MPI_Wtime(void)
 {
     double wtime;
 
-    OPAL_CR_NOOP_PROGRESS();
-
 #if OPAL_TIMER_USEC_NATIVE
     /* We may or may not have native usec precision on Windows, so put
        this #if before the #ifdef checking for Windows. */
@@ -60,5 +58,7 @@ double MPI_Wtime(void)
     wtime += (double)tv.tv_usec / 1000000.0;
 #endif
 
+    OPAL_CR_NOOP_PROGRESS();
+
     return wtime;
 }