| 1 | // RUN: %clang_cc1 -fsyntax-only -verify %s |
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| 2 | |
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| 3 | typedef __attribute__(( ext_vector_type(2) )) float float2; |
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| 4 | typedef __attribute__(( ext_vector_type(3) )) float float3; |
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| 5 | typedef __attribute__(( ext_vector_type(4) )) float float4; |
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| 6 | typedef __attribute__(( ext_vector_type(16) )) float float16; |
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| 7 | |
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| 8 | static float4 vec4_0 = (float4)0.5f; |
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| 9 | |
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| 10 | static void test() { |
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| 11 | float2 vec2, vec2_2; |
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| 12 | float3 vec3; |
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| 13 | float4 vec4, vec4_2, *vec4p; |
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| 14 | float16 vec16; |
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| 15 | float f; |
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| 16 | |
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| 17 | vec2.z; // expected-error {{vector component access exceeds type 'float2'}} |
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| 18 | vec2.xyzw; // expected-error {{vector component access exceeds type 'float2'}} |
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| 19 | vec4.xyzw; // expected-warning {{expression result unused}} |
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| 20 | vec4.xyzc; // expected-error {{illegal vector component name 'c'}} |
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| 21 | vec4.s01z; // expected-error {{illegal vector component name 'z'}} |
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| 22 | vec2 = vec4.s01; // legal, shorten |
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| 23 | vec2 = vec4.S01; // legal, shorten |
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| 24 | |
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| 25 | vec3 = vec4.xyz; // legal, shorten |
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| 26 | f = vec2.x; // legal, shorten |
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| 27 | f = vec4.xy.x; // legal, shorten |
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| 28 | |
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| 29 | vec4_2.xyzx = vec4.xyzw; // expected-error {{vector is not assignable (contains duplicate components)}} |
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| 30 | vec4_2.xyzz = vec4.xyzw; // expected-error {{vector is not assignable (contains duplicate components)}} |
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| 31 | vec4_2.xyyw = vec4.xyzw; // expected-error {{vector is not assignable (contains duplicate components)}} |
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| 32 | vec2.x = f; |
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| 33 | vec2.xx = vec2_2.xy; // expected-error {{vector is not assignable (contains duplicate components)}} |
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| 34 | vec2.yx = vec2_2.xy; |
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| 35 | vec4 = (float4){ 1,2,3,4 }; |
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| 36 | vec4.xy.w; // expected-error {{vector component access exceeds type 'float2'}} |
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| 37 | vec4.s06; // expected-error {{vector component access exceeds type 'float4'}} |
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| 38 | vec4.x = vec16.sf; |
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| 39 | vec4.x = vec16.sF; |
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| 40 | |
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| 41 | vec4p->yz = vec4p->xy; |
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| 42 | |
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| 43 | vec2.a; // expected-error {{vector component access exceeds type 'float2'}} |
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| 44 | vec2.rgba; // expected-error {{vector component access exceeds type 'float2'}} |
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| 45 | vec4.rgba; // expected-warning {{expression result unused}} |
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| 46 | vec4.rgbz; // expected-error {{illegal vector component name 'z'}} |
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| 47 | vec4.rgbc; // expected-error {{illegal vector component name 'c'}} |
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| 48 | vec4.xyzr; // expected-error {{illegal vector component name 'r'}} |
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| 49 | vec4.s01b; // expected-error {{vector component access exceeds type 'float4'}} |
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| 50 | |
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| 51 | vec3 = vec4.rgb; // legal, shorten |
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| 52 | f = vec2.r; // legal, shorten |
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| 53 | f = vec4.rg.r; // legal, shorten |
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| 54 | vec4_2.rgba = vec4.xyzw; // legal, no intermingling |
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| 55 | |
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| 56 | vec4_2.rgbr = vec4.rgba; // expected-error {{vector is not assignable (contains duplicate components)}} |
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| 57 | vec4_2.rgbb = vec4.rgba; // expected-error {{vector is not assignable (contains duplicate components)}} |
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| 58 | vec4_2.rgga = vec4.rgba; // expected-error {{vector is not assignable (contains duplicate components)}} |
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| 59 | vec2.x = f; |
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| 60 | vec2.rr = vec2_2.rg; // expected-error {{vector is not assignable (contains duplicate components)}} |
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| 61 | vec2.gr = vec2_2.rg; |
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| 62 | vec2.gr.g = vec2_2.r; |
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| 63 | vec4 = (float4){ 1,2,3,4 }; |
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| 64 | vec4.rg.b; // expected-error {{vector component access exceeds type 'float2'}} |
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| 65 | vec4.r = vec16.sf; |
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| 66 | vec4.g = vec16.sF; |
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| 67 | |
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| 68 | vec4p->gb = vec4p->rg; |
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| 69 | } |
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| 70 | |
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| 71 | float2 lo(float3 x) { return x.lo; } |
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| 72 | float2 hi(float3 x) { return x.hi; } |
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| 73 | float2 ev(float3 x) { return x.even; } |
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| 74 | float2 od(float3 x) { return x.odd; } |
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| 75 | |
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