[PATCH/i386newframe/RFC] DWARF CFI frame unwinder

[Andrew Cagney]

>    Date: Sun, 04 May 2003 23:35:27 -0400
>    From: Andrew Cagney <ac131313@redhat.com>
> 
>    Using the frame obstack for memory looks right.
> 
> Well, the frame obstack only gets used for the frame cache.  When
> building the frame cache temporary memory for the frame state is
> allocated using xmalloc().  I considered using the obstack, but
> growing objects after they've been finished seems to be impossible
> without ugly hacks.

Yes (sorry I should have been more specific).

> Memory for the CIE's and FDE's when reading the debug info is
> allocated from the object's psymtab obstack.
> 
> Mark
>