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provide erase_on_exit ctor

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joaquintides authored and Christian Mazakas committed 2023-01-30 13:55:50 -08:00
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commit e6f911e815
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include/boost/unordered/detail/foa.hpp
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@@ -1570,6 +1570,7 @@ private:
struct erase_on_exit
{
erase_on_exit(table& x_,iterator it_):x{x_},it{it_}{}
~erase_on_exit(){if(!rollback_)x.erase(it);}
void rollback(){rollback_=true;}