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improve comment wording

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This commit is contained in:
Ralf Jung 2024-05-10 16:31:57 +02:00
parent 5c33a5690d
commit 9526ce60fd
4 changed files with 16 additions and 15 deletions
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3
compiler/rustc_const_eval/src/interpret/validity.rs
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@ -434,7 +434,8 @@ impl<'rt, 'mir, 'tcx: 'mir, M: Machine<'mir, 'tcx>> ValidityVisitor<'rt, 'mir, '
found_bytes: has.bytes()
},
);
// Make sure this is non-null. (ZST references can be dereferenceable and null.)
// Make sure this is non-null. We checked dereferenceability above, but if `size` is zero
// that does not imply non-null.
if self.ecx.scalar_may_be_null(Scalar::from_maybe_pointer(place.ptr(), self.ecx))? {
throw_validation_failure!(self.path, NullPtr { ptr_kind })
}