| // Copyright 2014 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. |
| |
| |
| #![allow(dead_code)] |
| #![allow(unused_unsafe)] |
| |
| use std::marker::Sync; |
| |
| struct Foo { |
| a: usize, |
| b: *const () |
| } |
| |
| unsafe impl Sync for Foo {} |
| |
| fn foo<T>(a: T) -> T { |
| a |
| } |
| |
| static BLOCK_INTEGRAL: usize = { 1 }; |
| static BLOCK_EXPLICIT_UNIT: () = { () }; |
| static BLOCK_IMPLICIT_UNIT: () = { }; |
| static BLOCK_FLOAT: f64 = { 1.0 }; |
| static BLOCK_ENUM: Option<usize> = { Some(100) }; |
| static BLOCK_STRUCT: Foo = { Foo { a: 12, b: 0 as *const () } }; |
| static BLOCK_UNSAFE: usize = unsafe { 1000 }; |
| |
| static BLOCK_FN_INFERRED: fn(usize) -> usize = { foo }; |
| |
| static BLOCK_FN: fn(usize) -> usize = { foo::<usize> }; |
| |
| static BLOCK_ENUM_CONSTRUCTOR: fn(usize) -> Option<usize> = { Some }; |
| |
| // FIXME #13972 |
| // static BLOCK_UNSAFE_SAFE_PTR: &'static isize = unsafe { &*(0xdeadbeef as *const isize) }; |
| // static BLOCK_UNSAFE_SAFE_PTR_2: &'static isize = unsafe { |
| // const X: *const isize = 0xdeadbeef as *const isize; |
| // &*X |
| // }; |
| |
| pub fn main() { |
| assert_eq!(BLOCK_INTEGRAL, 1); |
| assert_eq!(BLOCK_EXPLICIT_UNIT, ()); |
| assert_eq!(BLOCK_IMPLICIT_UNIT, ()); |
| assert_eq!(BLOCK_FLOAT, 1.0_f64); |
| assert_eq!(BLOCK_STRUCT.a, 12); |
| assert_eq!(BLOCK_STRUCT.b, 0 as *const ()); |
| assert_eq!(BLOCK_ENUM, Some(100)); |
| assert_eq!(BLOCK_UNSAFE, 1000); |
| assert_eq!(BLOCK_FN_INFERRED(300), 300); |
| assert_eq!(BLOCK_FN(300), 300); |
| assert_eq!(BLOCK_ENUM_CONSTRUCTOR(200), Some(200)); |
| // FIXME #13972 |
| // assert_eq!(BLOCK_UNSAFE_SAFE_PTR as *const isize as usize, 0xdeadbeef); |
| // assert_eq!(BLOCK_UNSAFE_SAFE_PTR_2 as *const isize as usize, 0xdeadbeef); |
| } |