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1 // Copyright 2014 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 #![feature(rustc_attrs)]
12 #![feature(slice_patterns)]
15 // Matching against NaN should result in a warning
20 fn main() { //~ ERROR compilation successful
26 //~^^^ WARNING unmatchable NaN in pattern, use the is_nan method in a guard instead
27 //~| WARNING floating point constants cannot be used
28 //~| WARNING this was previously accepted
33 //~^^^ WARNING unmatchable NaN in pattern, use the is_nan method in a guard instead
34 //~| WARNING floating point constants cannot be used
35 //~| WARNING this was previously accepted