[PATCH] D77936: [Windows SEH] Fix abnormal-exits in _try
Ten Tzen via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Sun Apr 12 18:42:36 PDT 2020
tentzen added a comment.
In D77936#1976984 <https://reviews.llvm.org/D77936#1976984>, @efriedma wrote:
> I'm not concerned about the performance implications of whatever approach we take here. In the worst case, an "icmp+zext" corresponds to two extra arithmetic instructions; that's not enough to matter. And I expect usually it'll get optimized away.
>
> I'd prefer to avoid exposing our cleanup numbering to user code, if possible. The Microsoft documentation says it returns 0 or 1.
OK, will do..
thanks
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https://reviews.llvm.org/D77936/new/
https://reviews.llvm.org/D77936
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