rust/src/test/compile-fail/packed-struct-generic-transmute.rs
Huon Wilson e4f7561bcd Clean-up tests after debug!/std-macros change.
The entire testsuite is converted to using info! rather than debug!
because some depend on the code within the debug! being trans'd.
2013-07-17 03:10:13 +10:00

38 lines
974 B
Rust

// Copyright 2013 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.
// This assumes the packed and non-packed structs are different sizes.
// the error points to the start of the file, not the line with the
// transmute
// error-pattern: transmute called on types with different size
use std::cast;
#[packed]
struct Foo<T,S> {
bar: T,
baz: S
}
struct Oof<T, S> {
rab: T,
zab: S
}
fn main() {
let foo = Foo { bar: [1u8, 2, 3, 4, 5], baz: 10i32 };
unsafe {
let oof: Oof<[u8, .. 5], i32> = cast::transmute(foo);
info!(oof);
}
}