| // 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. |
| |
| #![feature(rustc_attrs)] |
| |
| #[rustc_mir] |
| fn test1(f: f32) -> bool { |
| // test that we properly promote temporaries to allocas when a temporary is assigned to |
| // multiple times (assignment is still happening once ∀ possible dataflows). |
| !(f.is_nan() || f.is_infinite()) |
| } |
| |
| fn main() { |
| assert_eq!(test1(0.0), true); |
| } |
