Adding RUN lines.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17527 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/CBackend/2004-08-09-va-end-null.ll b/test/CodeGen/CBackend/2004-08-09-va-end-null.ll
index 7828de3..f15fa86 100644
--- a/test/CodeGen/CBackend/2004-08-09-va-end-null.ll
+++ b/test/CodeGen/CBackend/2004-08-09-va-end-null.ll
@@ -1,3 +1,5 @@
+; RUN: llvm-as < %s | llc -march=c
+
 declare void %llvm.va_end(sbyte*)
 
 void %test() {