Provide stable equivalent of #![feature(strict_provenance_atomic_ptr)] #23
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This provides stable equivalent of
#![feature(strict_provenance_atomic_ptr)]
.AtomicPtr::fetch_ptr_{add,sub}
AtomicPtr::fetch_byte_{add,sub}
AtomicPtr::fetch_{or,and,xor}
These APIs are compatible with strict-provenance on
cfg(miri)
.Otherwise, they are compatible with permissive-provenance.
Once
#![feature(strict_provenance_atomic_ptr)]
is stabilized, these APIs will be strict-provenance compatible in all cases from the version in which it is stabilized.(This is also a generalization of what I did in crossbeam-epoch.)