1 // normalize-stderr-test "\d+ bits" -> "N bits"
3 // Tests that `transmute` cannot be called on types of different size.
6 #![feature(specialization)]
8 use std::mem::transmute;
11 let _: i8 = transmute(16i16);
12 //~^ ERROR cannot transmute between types of different sizes, or dependently-sized types
15 unsafe fn g<T>(x: &T) {
16 let _: i8 = transmute(x);
17 //~^ ERROR cannot transmute between types of different sizes, or dependently-sized types
20 trait Specializable { type Output; }
22 impl<T> Specializable for T {
23 default type Output = u16;
26 unsafe fn specializable<T>(x: u16) -> <T as Specializable>::Output {
28 //~^ ERROR cannot transmute between types of different sizes, or dependently-sized types