| // Copyright 2017 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. |
| |
| // ignore-wasm32-bare compiled with panic=abort by default |
| |
| fn main() { |
| let mut x = Packed(Aligned(Droppy(0))); |
| x.0 = Aligned(Droppy(0)); |
| } |
| |
| struct Aligned(Droppy); |
| #[repr(packed)] |
| struct Packed(Aligned); |
| |
| struct Droppy(usize); |
| impl Drop for Droppy { |
| fn drop(&mut self) {} |
| } |
| |
| // END RUST SOURCE |
| // START rustc.main.EraseRegions.before.mir |
| // fn main() -> () { |
| // let mut _0: (); |
| // scope 1 { |
| // } |
| // scope 2 { |
| // let mut _1: Packed; |
| // } |
| // let mut _2: Aligned; |
| // let mut _3: Droppy; |
| // let mut _4: Aligned; |
| // let mut _5: Droppy; |
| // let mut _6: Aligned; |
| // |
| // bb0: { |
| // StorageLive(_1); |
| // ... |
| // _1 = Packed::{{constructor}}(move _2,); |
| // ... |
| // StorageLive(_6); |
| // _6 = move (_1.0: Aligned); |
| // drop(_6) -> [return: bb4, unwind: bb3]; |
| // } |
| // bb1: { |
| // resume; |
| // } |
| // bb2: { |
| // StorageDead(_1); |
| // return; |
| // } |
| // bb3: { |
| // (_1.0: Aligned) = move _4; |
| // drop(_1) -> bb1; |
| // } |
| // bb4: { |
| // StorageDead(_6); |
| // (_1.0: Aligned) = move _4; |
| // StorageDead(_4); |
| // _0 = (); |
| // drop(_1) -> [return: bb2, unwind: bb1]; |
| // } |
| // } |
| // END rustc.main.EraseRegions.before.mir |
