| // 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-tidy-linelength |
| // compile-flags: -Z verbose -Z mir-emit-validate=1 -Z span_free_formats |
| |
| struct Test(i32); |
| |
| impl Test { |
| // Make sure we run the pass on a method, not just on bare functions. |
| fn foo(&self, _x: &mut i32) {} |
| } |
| |
| fn main() { |
| let mut x = 0; |
| Test(0).foo(&mut x); // just making sure we do not panic when there is a tuple struct ctor |
| |
| // Also test closures |
| let c = |x: &mut i32| { let y = &*x; *y }; |
| c(&mut x); |
| } |
| |
| // END RUST SOURCE |
| // START rustc.{{impl}}-foo.EraseRegions.after.mir |
| // bb0: { |
| // Validate(Acquire, [_1: &ReFree(DefId(0/0:5 ~ validate_1[317d]::{{impl}}[0]::foo[0]), BrAnon(0)) Test, _2: &ReFree(DefId(0/0:5 ~ validate_1[317d]::{{impl}}[0]::foo[0]), BrAnon(1)) mut i32]); |
| // ... |
| // return; |
| // } |
| // END rustc.{{impl}}-foo.EraseRegions.after.mir |
| // START rustc.main.EraseRegions.after.mir |
| // fn main() -> () { |
| // ... |
| // bb0: { |
| // ... |
| // Validate(Suspend(ReScope(Node(ItemLocalId(13)))), [_1: i32]); |
| // _6 = &ReErased mut _1; |
| // Validate(Acquire, [(*_6): i32/ReScope(Node(ItemLocalId(13)))]); |
| // Validate(Suspend(ReScope(Node(ItemLocalId(13)))), [(*_6): i32/ReScope(Node(ItemLocalId(13)))]); |
| // _5 = &ReErased mut (*_6); |
| // Validate(Acquire, [(*_5): i32/ReScope(Node(ItemLocalId(13)))]); |
| // Validate(Release, [_2: (), _3: &ReScope(Node(ItemLocalId(13))) Test, _5: &ReScope(Node(ItemLocalId(13))) mut i32]); |
| // _2 = const Test::foo(move _3, move _5) -> bb1; |
| // } |
| // |
| // bb1: { |
| // Validate(Acquire, [_2: ()]); |
| // EndRegion(ReScope(Node(ItemLocalId(13)))); |
| // ... |
| // return; |
| // } |
| // } |
| // END rustc.main.EraseRegions.after.mir |
| // START rustc.main-{{closure}}.EraseRegions.after.mir |
| // fn main::{{closure}}(_1: &ReErased [closure@NodeId(65)], _2: &ReErased mut i32) -> i32 { |
| // ... |
| // bb0: { |
| // Validate(Acquire, [_1: &ReFree(DefId(0/1:11 ~ validate_1[317d]::main[0]::{{closure}}[0]), BrEnv) [closure@NodeId(65)], _2: &ReFree(DefId(0/1:11 ~ validate_1[317d]::main[0]::{{closure}}[0]), BrAnon(0)) mut i32]); |
| // StorageLive(_3); |
| // Validate(Suspend(ReScope(Remainder { block: ItemLocalId(31), first_statement_index: 0 })), [(*_2): i32]); |
| // _3 = &ReErased (*_2); |
| // Validate(Acquire, [(*_3): i32/ReScope(Remainder { block: ItemLocalId(31), first_statement_index: 0 }) (imm)]); |
| // _0 = (*_3); |
| // EndRegion(ReScope(Remainder { block: ItemLocalId(31), first_statement_index: 0 })); |
| // StorageDead(_3); |
| // return; |
| // } |
| // } |
| // END rustc.main-{{closure}}.EraseRegions.after.mir |