diff --git a/test/Analysis/LoadVN/call_cse.ll b/test/Analysis/LoadVN/call_cse.ll
new file mode 100644
index 00000000000..311f38aa157
--- /dev/null
+++ b/test/Analysis/LoadVN/call_cse.ll
@@ -0,0 +1,11 @@
+; RUN: llvm-as < %s | opt -basicaa -load-vn -gcse -instcombine | llvm-dis | not grep sub
+declare int %strlen(sbyte*)
+
+int %test(sbyte* %P) {
+	%X = call int %strlen(sbyte* %P)
+	%A = add int %X, 14
+	%Y = call int %strlen(sbyte* %P)
+	%Z = sub int %X, %Y
+	%B = add int %A, %Z
+	ret int %B
+}