#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 tint_module_vars_struct {
  threadgroup tint_array<int, 3>* zero;
};

#define TINT_ISOLATE_UB(VOLATILE_NAME) \
  {volatile bool VOLATILE_NAME = false; if (VOLATILE_NAME) break;}

struct tint_symbol_2 {
  tint_array<int, 3> tint_symbol_1;
};

void tint_symbol_inner(uint tint_local_index, tint_module_vars_struct tint_module_vars) {
  {
    uint v_1 = 0u;
    v_1 = tint_local_index;
    while(true) {
      TINT_ISOLATE_UB(tint_volatile_false)
      uint const v_2 = v_1;
      if ((v_2 >= 3u)) {
        break;
      }
      (*tint_module_vars.zero)[v_2] = 0;
      {
        v_1 = (v_2 + 1u);
      }
      continue;
    }
  }
  threadgroup_barrier(mem_flags::mem_threadgroup);
  tint_array<int, 3> v = (*tint_module_vars.zero);
}

kernel void tint_symbol(uint tint_local_index [[thread_index_in_threadgroup]], threadgroup tint_symbol_2* v_3 [[threadgroup(0)]]) {
  tint_module_vars_struct const tint_module_vars = tint_module_vars_struct{.zero=(&(*v_3).tint_symbol_1)};
  tint_symbol_inner(tint_local_index, tint_module_vars);
}