Fix test running lines

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75918 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/SystemZ/02-RetAndImm.ll b/test/CodeGen/SystemZ/02-RetAndImm.ll
index 5753723..077ab86 100644
--- a/test/CodeGen/SystemZ/02-RetAndImm.ll
+++ b/test/CodeGen/SystemZ/02-RetAndImm.ll
@@ -1,4 +1,4 @@
-; RUN: llvm-as < %s | llc
+; RUN: llvm-as < %s | llc -march=systemz
 define i64 @foo(i64 %a, i64 %b) {
 entry:
     %c = and i64 %a, 1