| // RUN: %clang_cc1 -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; |
| typedef __attribute__(( ext_vector_type(16) )) float float16; |
| |
| static float4 vec4_0 = (float4)0.5f; |
| |
| static void test() { |
| float2 vec2, vec2_2; |
| float3 vec3; |
| float4 vec4, vec4_2, *vec4p; |
| float16 vec16; |
| float f; |
| |
| vec2.z; // expected-error {{vector component access exceeds type 'float2'}} |
| vec2.xyzw; // expected-error {{vector component access exceeds type 'float2'}} |
| vec4.xyzw; // expected-warning {{expression result unused}} |
| vec4.xyzc; // expected-error {{illegal vector component name 'c'}} |
| vec4.s01z; // expected-error {{illegal vector component name 'z'}} |
| vec2 = vec4.s01; // legal, shorten |
| vec2 = vec4.S01; // legal, shorten |
| |
| vec3 = vec4.xyz; // legal, shorten |
| f = vec2.x; // legal, shorten |
| f = vec4.xy.x; // legal, shorten |
| |
| vec4_2.xyzx = vec4.xyzw; // expected-error {{vector is not assignable (contains duplicate components)}} |
| vec4_2.xyzz = vec4.xyzw; // expected-error {{vector is not assignable (contains duplicate components)}} |
| vec4_2.xyyw = vec4.xyzw; // 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.xy.w; // expected-error {{vector component access exceeds type 'float2'}} |
| vec4.s06; // expected-error {{vector component access exceeds type 'float4'}} |
| vec4.x = vec16.sf; |
| vec4.x = vec16.sF; |
| |
| vec4p->yz = vec4p->xy; |
| |
| vec2.a; // 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.rgbz; // expected-error {{illegal vector component name 'z'}} |
| vec4.rgbc; // expected-error {{illegal vector component name 'c'}} |
| vec4.xyzr; // expected-error {{illegal vector component name 'r'}} |
| vec4.s01b; // expected-error {{vector component access exceeds type 'float4'}} |
| |
| vec3 = vec4.rgb; // legal, shorten |
| f = vec2.r; // legal, shorten |
| f = vec4.rg.r; // legal, shorten |
| vec4_2.rgba = vec4.xyzw; // legal, no intermingling |
| |
| 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.rr = vec2_2.rg; // expected-error {{vector is not assignable (contains duplicate components)}} |
| vec2.gr = vec2_2.rg; |
| vec2.gr.g = vec2_2.r; |
| vec4 = (float4){ 1,2,3,4 }; |
| vec4.rg.b; // expected-error {{vector component access exceeds type 'float2'}} |
| vec4.r = vec16.sf; |
| vec4.g = vec16.sF; |
| |
| vec4p->gb = vec4p->rg; |
| } |
| |
| float2 lo(float3 x) { return x.lo; } |
| float2 hi(float3 x) { return x.hi; } |
| float2 ev(float3 x) { return x.even; } |
| float2 od(float3 x) { return x.odd; } |