diff --git a/test/Transforms/LoopVectorize/X86/vector-scalar-select-cost.ll b/test/Transforms/LoopVectorize/X86/vector-scalar-select-cost.ll
index d1d23aa92c9..62b0857a8e6 100644
--- a/test/Transforms/LoopVectorize/X86/vector-scalar-select-cost.ll
+++ b/test/Transforms/LoopVectorize/X86/vector-scalar-select-cost.ll
@@ -1,5 +1,5 @@
 ; RUN: opt < %s  -loop-vectorize -mcpu=core2 -debug-only=loop-vectorize 2>&1 -S | FileCheck %s
-
+; REQUIRES: asserts
 ; Make sure we use the right select kind when querying select costs.
 
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"