diff --git a/test/CodeGen/ARM/va_arg.ll b/test/CodeGen/ARM/va_arg.ll
index bb404531162..af477b40a78 100644
--- a/test/CodeGen/ARM/va_arg.ll
+++ b/test/CodeGen/ARM/va_arg.ll
@@ -30,6 +30,7 @@ entry:
   %ap1 = bitcast i8** %ap to i8*                  ; <i8*> [#uses=2]
   call void @llvm.va_start(i8* %ap1)
   %0 = va_arg i8** %ap, i32                       ; <i32> [#uses=0]
+  store i32 %0, i32* undef
   %1 = va_arg i8** %ap, double                    ; <double> [#uses=1]
   call void @llvm.va_end(i8* %ap1)
   ret double %1