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don't UB on dangling ptr deref, instead check inbounds on projections #114330

Merged
merged 8 commits into from
Oct 16, 2023
Merged

don't UB on dangling ptr deref, instead check inbounds on projections #114330

merged 8 commits into from
Oct 16, 2023

Commits on Oct 15, 2023

  1. don't UB on dangling ptr deref, instead check inbounds on projections

    @RalfJung
    RalfJung committed Oct 15, 2023
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  2. avoid re-checking the offset while iterating an array/slice

    @RalfJung
    RalfJung committed Oct 15, 2023
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  3. place evaluation: require the original pointer to be aligned if an ac… 

    …cess happens
    @RalfJung
    RalfJung committed Oct 15, 2023
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  4. avoid computing misalignment if we won't act on it

    @RalfJung
    RalfJung committed Oct 15, 2023
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  5. more precise error for 'based on misaligned pointer' case

    @RalfJung
    RalfJung committed Oct 15, 2023
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  6. separate bounds-check from alignment check

    @RalfJung
    RalfJung committed Oct 15, 2023
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  7. update MIR place semantics UB comment

    @RalfJung
    RalfJung committed Oct 15, 2023
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Commits on Oct 16, 2023

  1. add oversized-ref test back

    @RalfJung
    RalfJung committed Oct 16, 2023
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