#include <metal_stdlib>

using namespace metal;

template<typename T, size_t N>
struct tint_array {
    const constant T& operator[](size_t i) const constant { return elements[i]; }
    device T& operator[](size_t i) device { return elements[i]; }
    const device T& operator[](size_t i) const device { return elements[i]; }
    thread T& operator[](size_t i) thread { return elements[i]; }
    const thread T& operator[](size_t i) const thread { return elements[i]; }
    threadgroup T& operator[](size_t i) threadgroup { return elements[i]; }
    const threadgroup T& operator[](size_t i) const threadgroup { return elements[i]; }
    T elements[N];
};

struct S {
  int before;
  float2x2 m;
  int after;
};

kernel void f(device tint_array<float2x2, 4>* tint_symbol [[buffer(1)]], const constant tint_array<float2x2, 4>* tint_symbol_1 [[buffer(0)]]) {
  *(tint_symbol) = *(tint_symbol_1);
  (*(tint_symbol))[1] = (*(tint_symbol_1))[2];
  (*(tint_symbol))[1][0] = float2((*(tint_symbol_1))[0][1]).yx;
  (*(tint_symbol))[1][0][0] = (*(tint_symbol_1))[0][1][0];
  return;
}