layout(builtin=15)    float4 sk_FragCoord;
layout(builtin=17)    bool sk_Clockwise;
layout(builtin=10010) half4 input_color;

layout(origin_upper_left)        float upper_left;
layout(push_constant)            float push_constant;
layout(location=0)               float location;
layout(offset=0)                 float offset;
layout(binding=0)                float binding;
layout(texture=0)                float texture;
layout(sampler=0)                float mySampler;
layout(index=0)                  float index;
layout(set=0)                    float set;
layout(input_attachment_index=0) float input_attachment_index;

float4 main(float2 xy) {
    return sk_FragCoord;
}

/*%%*
layout qualifier 'builtin' is not permitted here
layout qualifier 'builtin' is not permitted here
layout qualifier 'builtin' is not permitted here
layout qualifier 'origin_upper_left' is not permitted here
layout qualifier 'push_constant' is not permitted here
layout qualifier 'location' is not permitted here
layout qualifier 'offset' is not permitted here
layout qualifier 'binding' is not permitted here
layout qualifier 'texture' is not permitted here
layout qualifier 'sampler' is not permitted here
layout qualifier 'index' is not permitted here
layout qualifier 'set' is not permitted here
layout qualifier 'input_attachment_index' is not permitted here
*%%*/