mirror of https://github.com/rust-lang/rust
48 lines
1.4 KiB
Rust
48 lines
1.4 KiB
Rust
//@ run-pass
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const ADD_A: (u32, bool) = 5u32.overflowing_add(2);
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const ADD_B: (u32, bool) = u32::MAX.overflowing_add(1);
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const SUB_A: (u32, bool) = 5u32.overflowing_sub(2);
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const SUB_B: (u32, bool) = 0u32.overflowing_sub(1);
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const MUL_A: (u32, bool) = 5u32.overflowing_mul(2);
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const MUL_B: (u32, bool) = 1_000_000_000u32.overflowing_mul(10);
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const SHL_A: (u32, bool) = 0x1u32.overflowing_shl(4);
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const SHL_B: (u32, bool) = 0x1u32.overflowing_shl(132);
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const SHR_A: (u32, bool) = 0x10u32.overflowing_shr(4);
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const SHR_B: (u32, bool) = 0x10u32.overflowing_shr(132);
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const NEG_A: (u32, bool) = 0u32.overflowing_neg();
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const NEG_B: (u32, bool) = u32::MAX.overflowing_neg();
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const ABS_POS: (i32, bool) = 10i32.overflowing_abs();
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const ABS_NEG: (i32, bool) = (-10i32).overflowing_abs();
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const ABS_MIN: (i32, bool) = i32::MIN.overflowing_abs();
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fn main() {
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assert_eq!(ADD_A, (7, false));
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assert_eq!(ADD_B, (0, true));
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assert_eq!(SUB_A, (3, false));
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assert_eq!(SUB_B, (u32::MAX, true));
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assert_eq!(MUL_A, (10, false));
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assert_eq!(MUL_B, (1410065408, true));
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assert_eq!(SHL_A, (0x10, false));
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assert_eq!(SHL_B, (0x10, true));
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assert_eq!(SHR_A, (0x1, false));
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assert_eq!(SHR_B, (0x1, true));
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assert_eq!(NEG_A, (0, false));
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assert_eq!(NEG_B, (1, true));
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assert_eq!(ABS_POS, (10, false));
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assert_eq!(ABS_NEG, (10, false));
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assert_eq!(ABS_MIN, (i32::MIN, true));
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}
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