rust/src/test/mir-opt/inline-closure.rs

45 lines
1.0 KiB
Rust

// 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.
// compile-flags: -Z span_free_formats
// Tests that MIR inliner can handle closure arguments. (#45894)
fn main() {
println!("{}", foo(0, 14));
}
fn foo<T: Copy>(_t: T, q: i32) -> i32 {
let x = |_t, _q| _t;
x(q, q)
}
// END RUST SOURCE
// START rustc.foo.Inline.after.mir
// ...
// bb0: {
// ...
// _3 = [closure@NodeId(28)];
// ...
// _4 = &_3;
// ...
// _6 = _2;
// ...
// _7 = _2;
// _5 = (_6, _7);
// _8 = (_5.0: i32);
// _9 = (_5.1: i32);
// _0 = _8;
// ...
// return;
// }
// ...
// END rustc.foo.Inline.after.mir