diff --git a/test/CodeGen/X86/vec_insert_4.ll b/test/CodeGen/X86/vec_insert_4.ll
new file mode 100644
index 00000000000..f78a33b650b
--- /dev/null
+++ b/test/CodeGen/X86/vec_insert_4.ll
@@ -0,0 +1,11 @@
+; RUN: llvm-as < %s | llc -march=x86 | grep 1084227584 | count 1
+
+; ModuleID = '<stdin>'
+target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
+target triple = "i686-apple-darwin9.2.2"
+
+define <8 x float> @f(<8 x float> %a, i32 %b) nounwind  {
+entry:
+	%vecins = insertelement <8 x float> %a, float 5.000000e+00, i32 %b		; <<4 x float>> [#uses=1]
+	ret <8 x float> %vecins
+}