1 // Copyright 2017 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 // compile-flags: -Z identify_regions -Z span_free_formats -Z emit-end-regions
12 // ignore-tidy-linelength
14 // Unwinding should EndRegion for in-scope borrows: Move of borrow into closure.
19 foo(move || -> i32 { r.0 });
23 impl Drop for D { fn drop(&mut self) { println!("dropping D({})", self.0); } }
25 fn foo<F>(f: F) where F: FnOnce() -> i32 {
26 if f() > 0 { panic!("im positive"); }
30 // START rustc.main.SimplifyCfg-qualify-consts.after.mir
34 // let _2: &'21_1rs D;
39 // let mut _4: [closure@NodeId(22) r:&'19s D];
42 // _1 = D::{{constructor}}(const 0i32,);
43 // FakeRead(ForLet, _1);
46 // FakeRead(ForLet, _2);
48 // _4 = [closure@NodeId(22)] { r: _2 };
49 // _3 = const foo(move _4) -> [return: bb2, unwind: bb3];
58 // EndRegion('21_1rs);
60 // drop(_1) -> [return: bb4, unwind: bb1];
64 // EndRegion('21_1rs);
72 // END rustc.main.SimplifyCfg-qualify-consts.after.mir
74 // START rustc.main-{{closure}}.SimplifyCfg-qualify-consts.after.mir
75 // fn main::{{closure}}(_1: [closure@NodeId(22) r:&'19s D]) -> i32 {
79 // _0 = ((*(_1.0: &'21_1rs D)).0: i32);
83 // END rustc.main-{{closure}}.SimplifyCfg-qualify-consts.after.mir