| // RUN: clang -fsyntax-only -verify %s |
| |
| typedef __attribute__(( ext_vector_type(2) )) float float2; |
| typedef __attribute__(( ext_vector_type(3) )) float float3; |
| typedef __attribute__(( ext_vector_type(4) )) float float4; |
| |
| static void test() { |
| float2 vec2, vec2_2; |
| float3 vec3; |
| float4 vec4, vec4_2; |
| float f; |
| |
| vec2.z; // expected-error {{vector component access exceeds type 'float2'}} |
| vec2.rgba; // expected-error {{vector component access exceeds type 'float2'}} |
| vec4.rgba; // expected-warning {{expression result unused}} |
| vec4.rgbc; // expected-error {{illegal vector component name 'c'}} |
| vec3 = vec4.rgb; // legal, shorten |
| f = vec2.x; // legal, shorten |
| |
| vec4_2.rgbr = vec4.rgba; // expected-error {{vector is not assignable (contains duplicate components)}} |
| vec4_2.rgbb = vec4.rgba; // expected-error {{vector is not assignable (contains duplicate components)}} |
| vec4_2.rgga = vec4.rgba; // expected-error {{vector is not assignable (contains duplicate components)}} |
| vec2.x = f; |
| vec2.xx = vec2_2.xy; // expected-error {{vector is not assignable (contains duplicate components)}} |
| vec2.yx = vec2_2.xy; |
| vec4 = (float4){ 1,2,3,4 }; |
| vec4.rg.a; // expected-error {{vector component access exceeds type 'float2'}} |
| } |