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test that 0 cannot be offset-inbounds by 0
[rust.git] / tests / compile-fail / ptr_offset_0_plus_0.rs
1 // error-pattern: outside bounds of allocation
2
3 fn main() {
4     let x = 0 as *mut i32;
5     let _x = x.wrapping_offset(8); // ok, this has no inbounds tag
6     let _x = unsafe { x.offset(0) }; // UB despite offset 0, NULL is never inbounds
7 }