add lint for unsafe blocks#10599
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thestinger:unsafe
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This is just meant to be for containing usage of `unsafe`, much like `heap_memory`.
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Does this mean that
macro_rules! foo ( () => { unsafe { *(0 as *int) } } )
fn main() { foo!() }doesn't get picked up? Maybe we need UserProvided, UserMacroGenerated, CompileMacroGenerated, or something.
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@huonw: I'm pretty sure it will let you use an unsafe macro but not define one. I could be wrong, and a test should be added. I agree with the solution you propose though. |
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Add a test for the case I mentioned on #10599.
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…ark-Simulacrum Add a strange test for `unsafe_code` lint. The current behavior is a little surprising to me. I'm not sure whether people would change it, but at least let me document the current behavior with a test. I learnt about this from the [totally-speedy-transmute](https://docs.rs/totally-speedy-transmute) crate. cc rust-lang#10599 the original implementation pr.
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This is just meant to be for containing usage of
unsafe, much likeheap_memory.