mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-12-18 00:53:31 +00:00
16 lines
539 B
Rust
16 lines
539 B
Rust
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#![warn(clippy::transmute_int_to_char)]
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fn int_to_char() {
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let _: char = unsafe { std::char::from_u32(0_u32).unwrap() };
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//~^ ERROR: transmute from a `u32` to a `char`
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//~| NOTE: `-D clippy::transmute-int-to-char` implied by `-D warnings`
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let _: char = unsafe { std::char::from_u32(0_i32 as u32).unwrap() };
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//~^ ERROR: transmute from a `i32` to a `char`
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// These shouldn't warn
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const _: char = unsafe { std::mem::transmute(0_u32) };
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const _: char = unsafe { std::mem::transmute(0_i32) };
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}
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fn main() {}
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