### Compilation failed: error: 1: 'main' must return: 'vec4', 'float4', or 'half4' void main() { ^^^^^^^^^^^ error: 2: array size is too large int[2147483646] a, b=a, c=a, d=a, e=a, f=a, g=a, h=a, i=a, j=a, k=a; ^^^^^^^^^^^^^^^ 2 errors