diff --git a/test/CodeGen/X86/sibcall.ll b/test/CodeGen/X86/sibcall.ll
index 4b27f2edb75..a3c9957be34 100644
--- a/test/CodeGen/X86/sibcall.ll
+++ b/test/CodeGen/X86/sibcall.ll
@@ -1,5 +1,7 @@
 ; RUN: llc < %s -march=x86    -mattr=+sse2 -asm-verbose=false | FileCheck %s -check-prefix=32
 ; RUN: llc < %s -march=x86-64 -mattr=+sse2 -asm-verbose=false | FileCheck %s -check-prefix=64
+; Darwin 8 generates stubs, which don't match
+; XFAIL: apple-darwin8
 
 define void @t1(i32 %x) nounwind ssp {
 entry: