SKIP: FAILED

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

static float2x3 u = float2x3(float3(1.0f, 2.0f, 3.0f), float3(4.0f, 5.0f, 6.0f));

void f() {
  matrix<float16_t, 2, 3> v = matrix<float16_t, 2, 3>(u);
}
FXC validation failure:
D:\Projects\RampUp\dawn\test\tint\expressions\type_conv\Shader@0x00000220E99769D0(9,10-18): error X3000: syntax error: unexpected token 'float16_t'