Re: frame->unwind->this_base()

Daniel Jacobowitz
2003-03-18T17:38:18Z

On Tue, Mar 18, 2003 at 12:28:47PM -0500, Andrew Cagney wrote:
> >That would be a very bad assumption. They are pratically guarenteed to
> >>be different.
> >
> >
> >Then what do you mean by a "dwarf2 frame"? I'd assume you meant the
> >CFA, but it sounds like you mean a frame for which we have dwarf2
> >.debug_info.
>
> A frame with debug info provided by dwarf2. CFI gives the register
> info, location expressions give the variable info, ...
>
> What started out as a simple cfi-frame looks like it might need to
> evolve into dwarf2-frame ...

DWARF-2 debug info does not corelate with CFI info. For instance, GCC
will generate DWARF-2 CFI with stabs debug info. It will also generate
CFI with no debug info at all, or DWARF-2 info without any CFI (if
requested).

Can't lump 'em that way.