Fix some test cases.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46998 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/X86/stride-reuse.ll b/test/CodeGen/X86/stride-reuse.ll
index 97f33d8..7d5ea3a 100644
--- a/test/CodeGen/X86/stride-reuse.ll
+++ b/test/CodeGen/X86/stride-reuse.ll
@@ -1,5 +1,5 @@
 ; RUN: llvm-as < %s | llc -march=x86 | not grep lea
-; RUN: llvm-as < %s | llc -march=x86-64 | not grep lea
+; RUN: llvm-as < %s | llc -march=x86-64 -relocation-model=pic | not grep lea
 
 @B = external global [1000 x float], align 32
 @A = external global [1000 x float], align 32