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Do not use alloca inside a loop #21

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@ -681,7 +681,8 @@ is released at the end of the function and not at the end of
the block where it is defined, thus it is reccommended to not
call `alloca` inside a loop. In this regard, VLA behaves better,
considering the memory allocated with VLA is released at the end
of the block that defines them.
of the block that defines them. Do not mix VLA and `alloca` though,
otherwise this behaviour is not guaranteed for VLA either!
[[sect-Defensive_Coding-C-Allocators-Arrays]]
=== Array Allocation