diff --git a/test/Feature/intrinsics.ll b/test/Feature/intrinsics.ll
index 12ecf49c723..251b9d1dcd0 100644
--- a/test/Feature/intrinsics.ll
+++ b/test/Feature/intrinsics.ll
@@ -6,6 +6,8 @@
 declare bool %llvm.isunordered(float, float)
 declare bool %llvm.isunordered(double, double)
 
+declare void %llvm.prefetch(sbyte*, uint, uint)
+
 implementation
 
 ; Test llvm intrinsics
@@ -13,5 +15,6 @@ implementation
 void %libm() {
         call bool %llvm.isunordered(float 0.0, float 1.0)
         call bool %llvm.isunordered(double 0.0, double 0x7FF8000000000000)
+	call void %llvm.prefetch(sbyte* null, uint 1, uint 3)
 	ret void
 }