dawn-cmake/test/tint/array/assign_to_subexpr.wgsl.expected.msl

#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 {
  tint_array<int, 4> arr;
};

void foo() {
  tint_array<int, 4> const src = tint_array<int, 4>{};
  tint_array<int, 4> dst = {};
  S dst_struct = {};
  tint_array<tint_array<int, 4>, 2> dst_array = {};
  dst_struct.arr = src;
  dst_array[1] = src;
  dst = src;
  dst_struct.arr = src;
  dst_array[0] = src;
}