@stage(vertex) fn main( @location(0) loc0 : i32, @location(1) loc1 : u32, @location(2) loc2 : f32, @location(3) loc3 : vec4<f32>, ) -> @builtin(position) vec4<f32> { let i : i32 = loc0; let u : u32 = loc1; let f : f32 = loc2; let v : vec4<f32> = loc3; return vec4<f32>(); }