diff --git a/llvm/test/Regression/Transforms/Reassociate/2006-04-27-ReassociateVector.ll b/llvm/test/Regression/Transforms/Reassociate/2006-04-27-ReassociateVector.ll
new file mode 100644
index 000000000000..30c8426b4d81
--- /dev/null
+++ b/llvm/test/Regression/Transforms/Reassociate/2006-04-27-ReassociateVector.ll
@@ -0,0 +1,7 @@
+; RUN: llvm-as < %s | opt -reassociate -disable-output
+
+void %foo() {
+	%tmp162 = sub <4 x float> zeroinitializer, zeroinitializer
+	%tmp164 = mul <4 x float> zeroinitializer, %tmp162
+	ret void
+}