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b91dc03510
This lint detects calls to a `&self`-taking `as_ptr` method, where the result is then immediately cast to a `*mut T`. Code like this is probably invalid, as that pointer will not have write permissions, and `*mut T` is usually used to write through.
16 lines
572 B
Text
16 lines
572 B
Text
error: casting the result of `as_ptr` to *mut u8
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--> $DIR/as_ptr_cast_mut.rs:21:13
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LL | let _ = string.as_ptr() as *mut u8;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `string.as_mut_ptr()`
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= note: `-D clippy::as-ptr-cast-mut` implied by `-D warnings`
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error: casting the result of `as_ptr` to *mut i8
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--> $DIR/as_ptr_cast_mut.rs:22:22
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LL | let _: *mut i8 = string.as_ptr() as *mut _;
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| ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `string.as_mut_ptr()`
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error: aborting due to 2 previous errors
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