| // Copyright 2018 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. |
| |
| // We must mark a variable whose initialization fails due to an |
| // abort statement as StorageDead. |
| |
| fn main() { |
| loop { |
| let beacon = { |
| match true { |
| false => 4, |
| true => break, |
| } |
| }; |
| drop(&beacon); |
| } |
| } |
| |
| // END RUST SOURCE |
| // START rustc.main.mir_map.0.mir |
| // fn main() -> (){ |
| // let mut _0: (); |
| // scope 1 { |
| // } |
| // scope 2 { |
| // let _2: i32; |
| // } |
| // let mut _1: (); |
| // let mut _3: bool; |
| // let mut _4: !; |
| // let mut _5: (); |
| // let mut _6: &i32; |
| // bb0: { |
| // goto -> bb1; |
| // } |
| // bb1: { |
| // falseUnwind -> [real: bb3, cleanup: bb4]; |
| // } |
| // bb2: { |
| // goto -> bb29; |
| // } |
| // bb3: { |
| // StorageLive(_2); |
| // StorageLive(_3); |
| // _3 = const true; |
| // FakeRead(ForMatchedPlace, _3); |
| // switchInt(_3) -> [false: bb11, otherwise: bb10]; |
| // } |
| // bb4: { |
| // resume; |
| // } |
| // bb5: { |
| // _2 = const 4i32; |
| // goto -> bb14; |
| // } |
| // bb6: { |
| // _0 = (); |
| // goto -> bb15; |
| // } |
| // bb7: { |
| // falseEdges -> [real: bb12, imaginary: bb8]; |
| // } |
| // bb8: { |
| // falseEdges -> [real: bb13, imaginary: bb9]; |
| // } |
| // bb9: { |
| // unreachable; |
| // } |
| // bb10: { |
| // goto -> bb8; |
| // } |
| // bb11: { |
| // goto -> bb7; |
| // } |
| // bb12: { |
| // goto -> bb5; |
| // } |
| // bb13: { |
| // goto -> bb6; |
| // } |
| // bb14: { |
| // FakeRead(ForLet, _2); |
| // StorageDead(_3); |
| // StorageLive(_6); |
| // _6 = &_2; |
| // _5 = const std::mem::drop(move _6) -> [return: bb28, unwind: bb4]; |
| // } |
| // bb15: { |
| // goto -> bb16; |
| // } |
| // bb16: { |
| // goto -> bb17; |
| // } |
| // bb17: { |
| // goto -> bb18; |
| // } |
| // bb18: { |
| // goto -> bb19; |
| // } |
| // bb19: { |
| // goto -> bb20; |
| // } |
| // bb20: { |
| // StorageDead(_3); |
| // goto -> bb21; |
| // } |
| // bb21: { |
| // goto -> bb22; |
| // } |
| // bb22: { |
| // StorageDead(_2); |
| // goto -> bb23; |
| // } |
| // bb23: { |
| // goto -> bb24; |
| // } |
| // bb24: { |
| // goto -> bb25; |
| // } |
| // bb25: { |
| // goto -> bb2; |
| // } |
| // bb26: { |
| // _4 = (); |
| // unreachable; |
| // } |
| // bb27: { |
| // StorageDead(_4); |
| // goto -> bb14; |
| // } |
| // bb28: { |
| // StorageDead(_6); |
| // _1 = (); |
| // StorageDead(_2); |
| // goto -> bb1; |
| // } |
| // bb29: { |
| // return; |
| // } |
| // } |
| // END rustc.main.mir_map.0.mir |
