mirror of
https://github.com/rust-lang/rust.git
synced 2025-10-31 04:57:19 +00:00
47 lines
1.3 KiB
Rust
47 lines
1.3 KiB
Rust
//@ run-pass
|
|
//! Tests the float intrinsics: min, max, abs, copysign
|
|
|
|
#![feature(f16, f128)]
|
|
|
|
const F16_MIN: f16 = 1.0_f16.min(0.5_f16);
|
|
const F16_MAX: f16 = 1.0_f16.max(0.5_f16);
|
|
const F16_ABS: f16 = (-1.0_f16).abs();
|
|
const F16_COPYSIGN: f16 = 1.0_f16.copysign(-2.0_f16);
|
|
|
|
const F32_MIN: f32 = 1.0_f32.min(0.5_f32);
|
|
const F32_MAX: f32 = 1.0_f32.max(0.5_f32);
|
|
const F32_ABS: f32 = (-1.0_f32).abs();
|
|
const F32_COPYSIGN: f32 = 1.0_f32.copysign(-2.0_f32);
|
|
|
|
const F64_MIN: f64 = 1.0_f64.min(0.5_f64);
|
|
const F64_MAX: f64 = 1.0_f64.max(0.5_f64);
|
|
const F64_ABS: f64 = (-1.0_f64).abs();
|
|
const F64_COPYSIGN: f64 = 1.0_f64.copysign(-2.0_f64);
|
|
|
|
const F128_MIN: f128 = 1.0_f128.min(0.5_f128);
|
|
const F128_MAX: f128 = 1.0_f128.max(0.5_f128);
|
|
const F128_ABS: f128 = (-1.0_f128).abs();
|
|
const F128_COPYSIGN: f128 = 1.0_f128.copysign(-2.0_f128);
|
|
|
|
fn main() {
|
|
assert_eq!(F16_MIN, 0.5);
|
|
assert_eq!(F16_MAX, 1.0);
|
|
assert_eq!(F16_ABS, 1.0);
|
|
assert_eq!(F16_COPYSIGN, -1.0);
|
|
|
|
assert_eq!(F32_MIN, 0.5);
|
|
assert_eq!(F32_MAX, 1.0);
|
|
assert_eq!(F32_ABS, 1.0);
|
|
assert_eq!(F32_COPYSIGN, -1.0);
|
|
|
|
assert_eq!(F64_MIN, 0.5);
|
|
assert_eq!(F64_MAX, 1.0);
|
|
assert_eq!(F64_ABS, 1.0);
|
|
assert_eq!(F64_COPYSIGN, -1.0);
|
|
|
|
assert_eq!(F128_MIN, 0.5);
|
|
assert_eq!(F128_MAX, 1.0);
|
|
assert_eq!(F128_ABS, 1.0);
|
|
assert_eq!(F128_COPYSIGN, -1.0);
|
|
}
|