On Tue, Sep 11, 2012 at 04:41:24PM +0200, Steven Bosscher wrote:
> > + if (args_to_skip)
> > + for (parm = DECL_ARGUMENTS (current_function_decl), num = 0;
> > + parm; parm = DECL_CHAIN (parm), num++)
> > + if (bitmap_bit_p (args_to_skip, num)
> > + && is_gimple_reg (parm))
> > + {
> > + tree ddecl;
> > + gimple def_temp;
> > +
> > + arg = get_or_create_ssa_default_def (cfun, parm);
> > + if (!MAY_HAVE_DEBUG_STMTS)
> > + continue;
>
> You can do this MAY_HAVE_DEBUG_STMTS check before the loop, e.g.
>
> > + if (args_to_skip && MAY_HAVE_DEBUG_STMTS)
No, that would result in -fcompare-debug failures if parm doesn't have a
default def yet.
Jakub
