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Set an atomic "mutably borrowed" flag on each flow in parallel layout #2222

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pcwalton opened this issue Apr 24, 2014 · 1 comment
Open

Set an atomic "mutably borrowed" flag on each flow in parallel layout #2222

pcwalton opened this issue Apr 24, 2014 · 1 comment
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A-layout/uncategorized I-safety

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@pcwalton
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@pcwalton pcwalton commented Apr 24, 2014

I never expect this borrow flag to be hit in correct code, but it is important for memory safety that this happen. Otherwise, an incorrect flow construction pass could cause memory safety problems, such as iterator invalidation.
@kmcallister
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@kmcallister kmcallister commented May 17, 2015

Would we always check or only in debug builds?
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