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diff --git a/test/CodeGen/Thumb/2009-06-18-ThumbCommuteMul.ll b/test/CodeGen/Thumb/2009-06-18-ThumbCommuteMul.ll
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+++ b/test/CodeGen/Thumb/2009-06-18-ThumbCommuteMul.ll
@@ -0,0 +1,8 @@
+; RUN: llvm-as < %s | llc -march=thumb | grep r0 | count 1
+
+define i32 @a(i32 %x, i32 %y) nounwind readnone {
+entry:
+ %mul = mul i32 %y, %x ; <i32> [#uses=1]
+ ret i32 %mul
+}
+