diff --git a/test/CodeGen/Generic/isunord.ll b/test/CodeGen/Generic/isunord.ll
new file mode 100644
index 00000000000..784c73c7122
--- /dev/null
+++ b/test/CodeGen/Generic/isunord.ll
@@ -0,0 +1,8 @@
+; RUN: llvm-as < %s | llc
+
+declare bool %llvm.isunordered(double, double)
+
+bool %test(double %X, double %Y) {
+  %tmp27 = call bool %llvm.isunordered( double %X, double %Y)
+  ret bool %tmp27
+}