SKIP: FAILED

#include <metal_stdlib>

using namespace metal;
struct Constants {
  /* 0x0000 */ uint zero;
};
struct Result {
  /* 0x0000 */ uint value;
};
struct tint_array_wrapper {
  /* 0x0000 */ atomic_int arr[3];
};
struct TestData {
  /* 0x0000 */ tint_array_wrapper data;
};

int runTest(constant Constants& constants, device TestData& s) {
  return atomic_load_explicit(&(s.data.arr[(0u + uint(constants.zero))]), memory_order_relaxed);
}

kernel void tint_symbol(constant Constants& constants [[buffer(0)]], device Result& result [[buffer(1)]], device TestData& s [[buffer(0)]]) {
  result.value = uint(runTest(constants, s));
  return;
}

Compilation failed: 

program_source:21:124: error: cannot reserve 'buffer' resource location at index 0
kernel void tint_symbol(constant Constants& constants [[buffer(0)]], device Result& result [[buffer(1)]], device TestData& s [[buffer(0)]]) {
                                                                                                                           ^