10 lines
350 B
Rust
10 lines
350 B
Rust
// Make sure that we cannot load from memory a `&mut` that got already invalidated.
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fn main() {
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let x = &mut 42;
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let xraw = x as *mut _;
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let xref = unsafe { &mut *xraw };
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let xref_in_mem = Box::new(xref);
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let _val = *x; // invalidate xraw
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let _val = *xref_in_mem; //~ ERROR Mut reference with non-reactivatable tag Mut(Uniq
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}
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