adjust test to make it more robust

llvm-svn: 65739

llvm/test/Transforms/DeadArgElim/keepalive.ll

@@ -1,6 +1,8 @@
 ; RUN: llvm-as < %s | opt -deadargelim | llvm-dis > %t
-; RUN: cat %t | grep {define internal zeroext i32 @test1() nounwind}
-; RUN: cat %t | grep {define internal \<\{ i32, i32 \}\> @test}
+; RUN: grep {define internal zeroext i32 @test1() nounwind} %t
+; RUN: grep {define internal %Ty @test2} %t
+
+%Ty = type <{ i32, i32 }>
 
 ; Check if the pass doesn't modify anything that doesn't need changing. We feed
 ; an unused argument to each function to lure it into changing _something_ about