1 files changed, 20 insertions, 0 deletions
diff --git a/test/Parser/opencl-astype.cl b/test/Parser/opencl-astype.cl
new file mode 100644
index 0000000..d4c547e
--- /dev/null
+++ b/test/Parser/opencl-astype.cl
@@ -0,0 +1,20 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+#pragma OPENCL EXTENSION cl_khr_fp64 : enable
+
+void test_astype() {
+  float f = 1.0f;
+  unsigned int i = __builtin_astype(f, unsigned int); 
+  
+  typedef __attribute__(( ext_vector_type(4) ))  int int4;
+  typedef __attribute__(( ext_vector_type(3) ))  float float3;
+  typedef __attribute__(( ext_vector_type(4) ))  float float4;
+  typedef __attribute__(( ext_vector_type(4) ))  double double4;
+  
+  float4 f4;
+  double4 d4 = __builtin_astype(f4, double4); // expected-error{{invalid reinterpretation: sizes of 'double4' and 'float4' must match}}
+  
+  // Verify int4->float3, float3->int4 works.
+  int4 i4;
+  float3 f3 = __builtin_astype(i4, float3);
+  i4 = __builtin_astype(f3, int4);
+}