15 lines
427 B
Rust
15 lines
427 B
Rust
use std::mem;
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pub fn safe(_x: &mut i32, _y: &i32) {} //~ ERROR: borrow stack
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fn main() {
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let mut x = 0;
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let xref = &mut x;
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let xraw: *mut i32 = unsafe { mem::transmute_copy(&xref) };
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let xshr = &*xref;
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// transmute fn ptr around so that we can avoid retagging
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let safe_raw: fn(x: *mut i32, y: *const i32) =
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unsafe { mem::transmute::<fn(&mut i32, &i32), _>(safe) };
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safe_raw(xraw, xshr);
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}
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