| // Copyright 2016 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. |
| |
| // Test that deaggregate fires more than once per block |
| |
| enum Foo { |
| A(i32), |
| B, |
| } |
| |
| fn test(x: i32) -> [Foo; 2] { |
| [Foo::A(x), Foo::A(x)] |
| } |
| |
| fn main() { |
| // Make sure the function actually gets instantiated. |
| test(0); |
| } |
| |
| // END RUST SOURCE |
| // START rustc.test.Deaggregator.before.mir |
| // bb0: { |
| // ... |
| // _3 = _1; |
| // ... |
| // _2 = Foo::A(move _3,); |
| // ... |
| // _5 = _1; |
| // _4 = Foo::A(move _5,); |
| // ... |
| // _0 = [move _2, move _4]; |
| // ... |
| // return; |
| // } |
| // END rustc.test.Deaggregator.before.mir |
| // START rustc.test.Deaggregator.after.mir |
| // bb0: { |
| // ... |
| // _3 = _1; |
| // ... |
| // ((_2 as A).0: i32) = move _3; |
| // discriminant(_2) = 0; |
| // ... |
| // _5 = _1; |
| // ((_4 as A).0: i32) = move _5; |
| // discriminant(_4) = 0; |
| // ... |
| // _0 = [move _2, move _4]; |
| // ... |
| // return; |
| // } |
| // END rustc.test.Deaggregator.after.mir |