#include <metal_stdlib>

using namespace metal;
void a(float2x2 m) {
}

void b(float2 v) {
}

void c(float f_1) {
}

kernel void f(const constant float2x2* tint_symbol [[buffer(0)]]) {
  a(*(tint_symbol));
  b((*(tint_symbol))[1]);
  b(float2((*(tint_symbol))[1]).yx);
  c((*(tint_symbol))[1][0]);
  c(float2((*(tint_symbol))[1]).yx[0]);
  return;
}

