Re: RFA: remember dwarf_line_size

[Jim Blandy <jimb@redhat.com>]

Andrew Cagney <ac131313@cygnus.com> writes:

> > The change I committed May 6 to dwarf2read.c introduced the new
> > function dwarf_decode_line_header.  That contained a bunch of
> > consistency checks which assumed that dwarf_line_size is actually
> > preserved between the partial symbol scan and the full symbol read.
> > It isn't.
> 
> BTW,
> 
> >   #define DWARF_ABBREV_BUFFER(p) (PST_PRIVATE(p)->dwarf_abbrev_buffer)
> >   #define DWARF_ABBREV_SIZE(p) (PST_PRIVATE(p)->dwarf_abbrev_size)
> >   #define DWARF_LINE_BUFFER(p) (PST_PRIVATE(p)->dwarf_line_buffer)
> > + #define DWARF_LINE_SIZE(p)   (PST_PRIVATE(p)->dwarf_line_size)
> >   #define DWARF_STR_BUFFER(p)  (PST_PRIVATE(p)->dwarf_str_buffer)
> >   #define DWARF_STR_SIZE(p)    (PST_PRIVATE(p)->dwarf_str_size)
> >   #define DWARF_MACINFO_BUFFER(p) (PST_PRIVATE(p)->dwarf_macinfo_buffer)
> 
> I'm wondering if we even need these macros.

It's true --- they're only used in contexts where one could just as
easily put PST_PRIVATE (p) in a variable and access the fields
directly.  I'd welcome a patch, if you wanted.