1 files changed, 52 insertions, 0 deletions
diff --git a/clang/test/Sema/ext_vector_casts.c b/clang/test/Sema/ext_vector_casts.c
new file mode 100644
index 0000000..848ec1f
--- /dev/null
+++ b/clang/test/Sema/ext_vector_casts.c
@@ -0,0 +1,52 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -fno-lax-vector-conversions %s
+
+typedef __attribute__(( ext_vector_type(2) )) float float2;
+typedef __attribute__(( ext_vector_type(4) )) int int4;
+typedef __attribute__(( ext_vector_type(8) )) short short8;
+typedef __attribute__(( ext_vector_type(4) )) float float4;
+typedef float t3 __attribute__ ((vector_size (16)));
+
+static void test() {
+    float2 vec2;
+    float4 vec4, vec4_2;
+    int4 ivec4;
+    short8 ish8;
+    t3 vec4_3;
+    int *ptr;
+    int i;
+    
+    vec4 = 5.0f;
+    vec4 = (float4)5.0f;
+    vec4 = (float4)5;
+    vec4 = (float4)vec4_3;
+    
+    ivec4 = (int4)5.0f;
+    ivec4 = (int4)5;
+    ivec4 = (int4)vec4_3;
+    
+    i = (int)ivec4; // expected-error {{invalid conversion between vector type 'int4' and integer type 'int' of different size}}
+    i = ivec4; // expected-error {{assigning to 'int' from incompatible type 'int4'}}
+    
+    ivec4 = (int4)ptr; // expected-error {{invalid conversion between vector type 'int4' and scalar type 'int *'}}
+    
+    vec4 = (float4)vec2; // expected-error {{invalid conversion between ext-vector type 'float4' and 'float2'}}
+    
+    ish8 += 5; // expected-error {{can't convert between vector values of different size ('short8' and 'int')}}
+    ish8 += (short)5;
+    ivec4 *= 5;
+     vec4 /= 5.2f;
+     vec4 %= 4; // expected-error {{invalid operands to binary expression ('float4' and 'int')}}
+    ivec4 %= 4;
+    ivec4 += vec4; // expected-error {{can't convert between vector values of different size ('int4' and 'float4')}}
+    ivec4 += (int4)vec4;
+    ivec4 -= ivec4;
+    ivec4 |= ivec4;
+    ivec4 += ptr; // expected-error {{can't convert between vector values of different size ('int4' and 'int *')}}
+}
+
+typedef __attribute__(( ext_vector_type(2) )) float2 vecfloat2; // expected-error{{invalid vector element type 'float2'}}
+
+void inc(float2 f2) {
+  f2++; // expected-error{{cannot increment value of type 'float2'}}
+  __real f2; // expected-error{{invalid type 'float2' to __real operator}}
+}