92 lines
2.3 KiB
Rust
92 lines
2.3 KiB
Rust
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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extern mod std;
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pub fn main() {
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let nan = float::NaN;
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assert(float::is_NaN(nan));
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let inf = float::infinity;
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assert(-inf == float::neg_infinity);
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assert( nan != nan);
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assert( nan != -nan);
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assert(-nan != -nan);
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assert(-nan != nan);
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assert( nan != 1.);
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assert( nan != 0.);
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assert( nan != inf);
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assert( nan != -inf);
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assert( 1. != nan);
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assert( 0. != nan);
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assert( inf != nan);
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assert(-inf != nan);
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assert(!( nan == nan));
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assert(!( nan == -nan));
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assert(!( nan == 1.));
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assert(!( nan == 0.));
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assert(!( nan == inf));
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assert(!( nan == -inf));
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assert(!( 1. == nan));
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assert(!( 0. == nan));
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assert(!( inf == nan));
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assert(!(-inf == nan));
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assert(!(-nan == nan));
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assert(!(-nan == -nan));
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assert(!( nan > nan));
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assert(!( nan > -nan));
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assert(!( nan > 0.));
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assert(!( nan > inf));
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assert(!( nan > -inf));
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assert(!( 0. > nan));
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assert(!( inf > nan));
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assert(!(-inf > nan));
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assert(!(-nan > nan));
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assert(!(nan < 0.));
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assert(!(nan < 1.));
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assert(!(nan < -1.));
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assert(!(nan < inf));
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assert(!(nan < -inf));
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assert(!(nan < nan));
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assert(!(nan < -nan));
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assert(!( 0. < nan));
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assert(!( 1. < nan));
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assert(!( -1. < nan));
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assert(!( inf < nan));
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assert(!(-inf < nan));
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assert(!(-nan < nan));
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assert(float::is_NaN(nan + inf));
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assert(float::is_NaN(nan + -inf));
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assert(float::is_NaN(nan + 0.));
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assert(float::is_NaN(nan + 1.));
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assert(float::is_NaN(nan * 1.));
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assert(float::is_NaN(nan / 1.));
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assert(float::is_NaN(nan / 0.));
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assert(float::is_NaN(0. / 0.));
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assert(float::is_NaN(-inf + inf));
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assert(float::is_NaN(inf - inf));
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assert(!float::is_NaN(-1.));
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assert(!float::is_NaN(0.));
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assert(!float::is_NaN(0.1));
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assert(!float::is_NaN(1.));
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assert(!float::is_NaN(inf));
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assert(!float::is_NaN(-inf));
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assert(!float::is_NaN(1./-inf));
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}
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