tweak this to pass on linux.

llvm-svn: 81273
diff --git a/llvm/test/CodeGen/X86/dyn-stackalloc.ll b/llvm/test/CodeGen/X86/dyn-stackalloc.ll
index 049a32c..8f21c53 100644
--- a/llvm/test/CodeGen/X86/dyn-stackalloc.ll
+++ b/llvm/test/CodeGen/X86/dyn-stackalloc.ll
@@ -1,8 +1,8 @@
-; RUN: llvm-as < %s | llc -march=x86 | not egrep {\\\$4294967289|-7\\(}
-; RUN: llvm-as < %s | llc -march=x86 | egrep {\\\$4294967280|-16\\(}
+; RUN: llvm-as < %s | llc -march=x86 | not egrep {\\\$4294967289|-7}
+; RUN: llvm-as < %s | llc -march=x86 | egrep {\\\$4294967280|-16}
 ; RUN: llvm-as < %s | llc -march=x86-64 | grep {\\-16}
 
-define void @t() {
+define void @t() nounwind {
 A:
 	br label %entry