29 lines
613 B
Rust
29 lines
613 B
Rust
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// Compiler:
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//
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// Run-time:
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// status: 0
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#![feature(const_black_box)]
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fn main() {
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use std::hint::black_box;
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macro_rules! check {
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($ty:ty, $expr:expr) => {{
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const EXPECTED: $ty = $expr;
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assert_eq!($expr, EXPECTED);
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}};
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}
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check!(i32, (black_box(0.0f32) as i32));
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check!(u64, (black_box(f32::NAN) as u64));
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check!(u128, (black_box(f32::NAN) as u128));
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check!(i64, (black_box(f64::NAN) as i64));
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check!(u64, (black_box(f64::NAN) as u64));
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check!(i16, (black_box(f32::MIN) as i16));
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check!(i16, (black_box(f32::MAX) as i16));
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}
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