SKIP: FAILED

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

static float t = 0.0f;

float4x3 m() {
  t = (t + 1.0f);
  return float4x3(float3(1.0f, 2.0f, 3.0f), float3(4.0f, 5.0f, 6.0f), float3(7.0f, 8.0f, 9.0f), float3(10.0f, 11.0f, 12.0f));
}

void f() {
  const float4x3 tint_symbol = m();
  matrix<float16_t, 4, 3> v = matrix<float16_t, 4, 3>(tint_symbol);
}
FXC validation failure:
D:\Projects\RampUp\dawn\test\tint\expressions\type_conv\Shader@0x000001AAB4DC5CD0(15,10-18): error X3000: syntax error: unexpected token 'float16_t'