10 lines
381 B
Rust
10 lines
381 B
Rust
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// Using a raw invalidates derived `&mut` even for reading.
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fn main() {
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let mut x = 2;
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let xref1 = &mut x;
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let xraw = xref1 as *mut _;
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let xref2 = unsafe { &mut *xraw };
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let _val = unsafe { *xraw }; // use the raw again, this invalidates xref2 *even* with the special read except for uniq refs
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let _illegal = *xref2; //~ ERROR does not exist on the stack
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}
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