| // Copyright 2012 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| // Tests that `transmute` cannot be called on type parameters. |
| |
| use std::mem::transmute; |
| |
| unsafe fn f<T>(x: T) { |
| let _: isize = transmute(x); //~ ERROR cannot transmute |
| } |
| |
| unsafe fn g<T>(x: (T, isize)) { |
| let _: isize = transmute(x); //~ ERROR cannot transmute |
| } |
| |
| unsafe fn h<T>(x: [T; 10]) { |
| let _: isize = transmute(x); //~ ERROR cannot transmute |
| } |
| |
| struct Bad<T> { |
| f: T, |
| } |
| |
| unsafe fn i<T>(x: Bad<T>) { |
| let _: isize = transmute(x); //~ ERROR cannot transmute |
| } |
| |
| enum Worse<T> { |
| A(T), |
| B, |
| } |
| |
| unsafe fn j<T>(x: Worse<T>) { |
| let _: isize = transmute(x); //~ ERROR cannot transmute |
| } |
| |
| unsafe fn k<T>(x: Option<T>) { |
| let _: isize = transmute(x); //~ ERROR cannot transmute |
| } |
| |
| fn main() {} |