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https://github.com/rust-lang/rust
synced 2024-11-05 20:45:15 +00:00
23 lines
550 B
Rust
23 lines
550 B
Rust
//@ run-pass
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const fn make_nans() -> (f64, f64, f32, f32) {
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let nan1: f64 = unsafe { std::mem::transmute(0x7FF0_0001_0000_0001u64) };
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let nan2: f64 = unsafe { std::mem::transmute(0x7FF0_0000_0000_0001u64) };
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let nan1_32 = nan1 as f32;
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let nan2_32 = nan2 as f32;
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(nan1, nan2, nan1_32, nan2_32)
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}
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static NANS: (f64, f64, f32, f32) = make_nans();
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fn main() {
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let (nan1, nan2, nan1_32, nan2_32) = NANS;
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assert!(nan1.is_nan());
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assert!(nan2.is_nan());
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assert!(nan1_32.is_nan());
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assert!(nan2_32.is_nan());
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}
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