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diff --git a/test/CodeGen/X86/fast-isel-abort-warm.ll b/test/CodeGen/X86/fast-isel-abort-warm.ll
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+; RUN: llc -fast-isel -o - %s -fast-isel-report-on-fallback 2>&1 | FileCheck %s
+; Make sure FastISel report a warming when we asked it to do so.
+; Note: This test needs to use whatever is not supported by FastISel.
+; Thus, this test may fail because inline asm gets supported in FastISel.
+; To fix this, use something else that's not supported (e.g., weird types).
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx"
+
+; CHECK: warning: Instruction selection used fallback path for foo
+define void @foo(){
+entry:
+ call void asm sideeffect "nop", "~{dirflag},~{fpsr},~{flags}"()
+ ret void
+}