test/tint/var/uses/instance_index.wgsl.expected.ir.msl

#include <metal_stdlib>
using namespace metal;
struct tint_symbol_outputs {
  float4 tint_symbol_1 [[position]];
};

float4 tint_symbol_inner(uint b) {
  return float4(float(b));
}
vertex tint_symbol_outputs tint_symbol(uint b [[instance_id]]) {
  return tint_symbol_outputs{.tint_symbol_1=tint_symbol_inner(b)};
}