| #include <metal_stdlib> |
| #include <simd/simd.h> |
| #ifdef __clang__ |
| #pragma clang diagnostic ignored "-Wall" |
| #endif |
| using namespace metal; |
| struct Uniforms { |
| half4 colorGreen; |
| half4 colorRed; |
| }; |
| struct Inputs { |
| }; |
| struct Outputs { |
| half4 sk_FragColor [[color(0)]]; |
| }; |
| fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) { |
| Outputs _out; |
| (void)_out; |
| half sumA = 0.0h; |
| half sumB = 0.0h; |
| { |
| half a = 0.0h; |
| half b = 10.0h; |
| for (; a < 10.0h && b > 0.0h; (++a, --b)) { |
| sumA += a; |
| sumB += b; |
| } |
| } |
| if (sumA != 45.0h || sumB != 55.0h) { |
| _out.sk_FragColor = _uniforms.colorRed; |
| return _out; |
| } |
| int sumC = 0; |
| { |
| int c = 0; |
| for (; c < 10; ++c) { |
| sumC += c; |
| } |
| } |
| if (sumC != 45) { |
| _out.sk_FragColor = _uniforms.colorRed; |
| return _out; |
| } |
| float sumE = 0.0; |
| { |
| array<float, 2> d = array<float, 2>{0.0, 10.0}; |
| array<float, 4> e = array<float, 4>{1.0, 2.0, 3.0, 4.0}; |
| for (; d[0] < d[1]; ++d[0]) { |
| sumE += float(half(e[0])); |
| } |
| } |
| if (sumE != 10.0) { |
| _out.sk_FragColor = _uniforms.colorRed; |
| return _out; |
| } |
| { |
| for (; ; ) break; |
| } |
| for (; ; ) _out.sk_FragColor = _uniforms.colorGreen; |
| return _out; |
| return _out; |
| } |