Could anybody explain this?

[Pathbreaker <pathbreaker@xxxxxxxxxxxxx>]

Hi, could someone explain these?

>Hi, I was going through man gcc and there are a couple of things I would
>like to know
>
>Could you explain this(no pun intended) wrt "user-defined free store
>managment" ?
>
>-fthis-is-variable
>              Permit assignment to this (C++ only).  The incorpo-
>              ration  of  user-defined free store management into
>              C++ has made assignment to `this'  an  anachronism.
>              Therefore,  by  default  it is invalid to assign to
>              this within a class member function.  However,  for
>              backwards compatibility, you can make it valid with
>              `-fthis-is-variable
>
>2) - How do I create a .a file and a .so file?
>
>
>                                               
>
>
>

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