diff --git a/test/CodeGen/X86/bool-zext.ll b/test/CodeGen/X86/bool-zext.ll
index e04770e267d..3558376dfce 100644
--- a/test/CodeGen/X86/bool-zext.ll
+++ b/test/CodeGen/X86/bool-zext.ll
@@ -1,8 +1,12 @@
-; RUN: llc < %s -march=x86-64 | FileCheck %s
+; RUN: llc < %s -mtriple=x86_64-apple-darwin10 | FileCheck %s -check-prefix=X64
+; RUN: llc < %s -mtriple=x86_64-pc-win32 | FileCheck %s -check-prefix=WIN64
 
-; CHECK: @bar1
-; CHECK: movzbl
-; CHECK: jmp
+; X64: @bar1
+; X64: movzbl
+; X64: jmp
+; WIN64: @bar1
+; WIN64: movzbl
+; WIN64: callq
 define void @bar1(i1 zeroext %v1) nounwind ssp {
 entry:
   %conv = zext i1 %v1 to i32
@@ -10,9 +14,12 @@ entry:
   ret void
 }
 
-; CHECK: @bar2
-; CHECK-NOT: movzbl
-; CHECK: jmp
+; X64: @bar2
+; X64-NOT: movzbl
+; X64: jmp
+; WIN64: @bar2
+; WIN64-NOT: movzbl
+; WIN64: callq
 define void @bar2(i8 zeroext %v1) nounwind ssp {
 entry:
   %conv = zext i8 %v1 to i32
@@ -20,11 +27,16 @@ entry:
   ret void
 }
 
-; CHECK: @bar3
-; CHECK: callq
-; CHECK-NOT: movzbl
-; CHECK-NOT: and
-; CHECK: ret
+; X64: @bar3
+; X64: callq
+; X64-NOT: movzbl
+; X64-NOT: and
+; X64: ret
+; WIN64: @bar3
+; WIN64: callq
+; WIN64-NOT: movzbl
+; WIN64-NOT: and
+; WIN64: ret
 define zeroext i1 @bar3() nounwind ssp {
 entry:
   %call = call i1 @foo2() nounwind