|  | #include <metal_stdlib> | 
|  |  | 
|  | using namespace metal; | 
|  | struct VertexInputs { | 
|  | uint vertex_index; | 
|  | uint instance_index; | 
|  | }; | 
|  | struct tint_symbol_1 { | 
|  | float4 value [[position]]; | 
|  | }; | 
|  |  | 
|  | float4 tint_symbol_inner(VertexInputs inputs) { | 
|  | uint const foo = (inputs.vertex_index + inputs.instance_index); | 
|  | return float4(); | 
|  | } | 
|  |  | 
|  | vertex tint_symbol_1 tint_symbol(uint vertex_index [[vertex_id]], uint instance_index [[instance_id]]) { | 
|  | VertexInputs const tint_symbol_2 = {.vertex_index=vertex_index, .instance_index=instance_index}; | 
|  | float4 const inner_result = tint_symbol_inner(tint_symbol_2); | 
|  | tint_symbol_1 wrapper_result = {}; | 
|  | wrapper_result.value = inner_result; | 
|  | return wrapper_result; | 
|  | } | 
|  |  |