#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];
};

void deref_const() {
  tint_array<int, 10> a = {};
  thread tint_array<int, 10>* const p = (&a);
  int b = (*p)[0u];
  (*p)[0u] = 42;
}

void no_deref_const() {
  tint_array<int, 10> a = {};
  thread tint_array<int, 10>* const p = (&a);
  int b = (*p)[0u];
  (*p)[0u] = 42;
}

void deref_let() {
  tint_array<int, 10> a = {};
  thread tint_array<int, 10>* const p = (&a);
  int const i = 0;
  int b = (*p)[i];
  (*p)[0u] = 42;
}

void no_deref_let() {
  tint_array<int, 10> a = {};
  thread tint_array<int, 10>* const p = (&a);
  int const i = 0;
  int b = (*p)[i];
  (*p)[0u] = 42;
}

void deref_var() {
  tint_array<int, 10> a = {};
  thread tint_array<int, 10>* const p = (&a);
  int i = 0;
  int b = (*p)[min(uint(i), 9u)];
  (*p)[0u] = 42;
}

void no_deref_var() {
  tint_array<int, 10> a = {};
  thread tint_array<int, 10>* const p = (&a);
  int i = 0;
  int b = (*p)[min(uint(i), 9u)];
  (*p)[0u] = 42;
}

[[max_total_threads_per_threadgroup(1)]]
kernel void v() {
  deref_const();
  no_deref_const();
  deref_let();
  no_deref_let();
  deref_var();
  no_deref_var();
}