SKIP: FAILED

[numthreads(1, 1, 1)]
void unused_entry_point() {
  return;
}

static matrix<float16_t, 2, 2> u = matrix<float16_t, 2, 2>(vector<float16_t, 2>(float16_t(1.0h), float16_t(2.0h)), vector<float16_t, 2>(float16_t(3.0h), float16_t(4.0h)));

void f() {
  float2x2 v = float2x2(u);
}
