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diff --git a/test/CodeGen/X86/2010-05-10-DAGCombinerBug.ll b/test/CodeGen/X86/2010-05-10-DAGCombinerBug.ll
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index 0000000000..e719da304c
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+++ b/test/CodeGen/X86/2010-05-10-DAGCombinerBug.ll
@@ -0,0 +1,11 @@
+; RUN: llc < %s -mtriple=i386-apple-darwin10
+; PR7018
+; rdar://7939869
+
+define i32 @CXB30130(i32 %num1, i16* nocapture %num2, float* nocapture %num3, double* nocapture %num4) nounwind ssp {
+entry:
+ %0 = load i16* %num2, align 2 ; <i16> [#uses=2]
+ %1 = mul nsw i16 %0, %0 ; <i16> [#uses=1]
+ store i16 %1, i16* %num2, align 2
+ ret i32 undef
+}