Re: pushing and comparing C function pointers

[Luiz Henrique de Figueiredo <lhf@...>]

> Sorry, I forgot, the different pointers are obtained with Lua 5.1.4.
> I get the same pointers with 5.2.3.

Lua 5.2 introduced light C functions which are C functions that do not have
upvalues. In this case, only one instance is kept in Lua, hence the same
addresses.