mirror of https://github.com/rust-lang/rust
92 lines
3.8 KiB
Plaintext
92 lines
3.8 KiB
Plaintext
warning: literal out of range for `i8`
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--> $DIR/type-overflow.rs:5:17
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LL | let error = 255i8;
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| ^^^^^
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= note: the literal `255i8` does not fit into the type `i8` whose range is `-128..=127`
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= help: consider using the type `u8` instead
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note: the lint level is defined here
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--> $DIR/type-overflow.rs:2:9
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LL | #![warn(overflowing_literals)]
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| ^^^^^^^^^^^^^^^^^^^^
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warning: literal out of range for `i8`
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--> $DIR/type-overflow.rs:10:16
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LL | let fail = 0b1000_0001i8;
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| ^^^^^^^^^^^^^
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= note: the literal `0b1000_0001i8` (decimal `129`) does not fit into the type `i8` and will become `-127i8`
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help: consider using the type `u8` instead
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LL | let fail = 0b1000_0001u8;
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| ~~~~~~~~~~~~~
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help: to use as a negative number (decimal `-127`), consider using the type `u8` for the literal and cast it to `i8`
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LL | let fail = 0b1000_0001u8 as i8;
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| ~~~~~~~~~~~~~~~~~~~
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warning: literal out of range for `i64`
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--> $DIR/type-overflow.rs:12:16
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LL | let fail = 0x8000_0000_0000_0000i64;
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| ^^^^^^^^^^^^^^^^^^^^^^^^
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= note: the literal `0x8000_0000_0000_0000i64` (decimal `9223372036854775808`) does not fit into the type `i64` and will become `-9223372036854775808i64`
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help: consider using the type `u64` instead
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LL | let fail = 0x8000_0000_0000_0000u64;
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| ~~~~~~~~~~~~~~~~~~~~~~~~
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help: to use as a negative number (decimal `-9223372036854775808`), consider using the type `u64` for the literal and cast it to `i64`
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LL | let fail = 0x8000_0000_0000_0000u64 as i64;
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| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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warning: literal out of range for `u32`
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--> $DIR/type-overflow.rs:14:16
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LL | let fail = 0x1_FFFF_FFFFu32;
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| ^^^^^^^^^^^^^^^^ help: consider using the type `u64` instead: `0x1_FFFF_FFFFu64`
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= note: the literal `0x1_FFFF_FFFFu32` (decimal `8589934591`) does not fit into the type `u32` and will become `4294967295u32`
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warning: literal out of range for `i128`
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--> $DIR/type-overflow.rs:16:22
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LL | let fail: i128 = 0x8000_0000_0000_0000_0000_0000_0000_0000;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: the literal `0x8000_0000_0000_0000_0000_0000_0000_0000` (decimal `170141183460469231731687303715884105728`) does not fit into the type `i128` and will become `-170141183460469231731687303715884105728i128`
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= help: consider using the type `u128` instead
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help: to use as a negative number (decimal `-170141183460469231731687303715884105728`), consider using the type `u128` for the literal and cast it to `i128`
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LL | let fail: i128 = 0x8000_0000_0000_0000_0000_0000_0000_0000u128 as i128;
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| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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warning: literal out of range for `i32`
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--> $DIR/type-overflow.rs:19:16
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LL | let fail = 0x8FFF_FFFF_FFFF_FFFE;
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| ^^^^^^^^^^^^^^^^^^^^^
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= note: the literal `0x8FFF_FFFF_FFFF_FFFE` (decimal `10376293541461622782`) does not fit into the type `i32` and will become `-2i32`
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= help: consider using the type `i128` instead
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help: to use as a negative number (decimal `-2`), consider using the type `u32` for the literal and cast it to `i32`
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LL | let fail = 0x8FFF_FFFF_FFFF_FFFEu32 as i32;
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| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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warning: literal out of range for `i8`
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--> $DIR/type-overflow.rs:21:17
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LL | let fail = -0b1111_1111i8;
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| ^^^^^^^^^^^^^ help: consider using the type `i16` instead: `0b1111_1111i16`
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= note: the literal `0b1111_1111i8` (decimal `255`) does not fit into the type `i8`
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= note: and the value `-0b1111_1111i8` will become `1i8`
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warning: 7 warnings emitted
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