Re: Handle splitting basic blocks in lower-subreg.c

["Steven Bosscher" <stevenb dot gcc at gmail dot com>]

On 09 Mar 2007 15:59:39 -0800, Ian Lance Taylor <iant@google.com> wrote:
> >       * lower-subreg.c: Include except.h.
> >       (decompose_multiword_subregs): Verify that the only control flow
> >       insns we can split are loads to multi-words pseudos.
> >       Handle breaking such blocks after splitting, instead of calling
> >       find_many_sub_basic_blocks.
>
> This is OK, except:
>
> > +#ifdef ENABLE_CHECKING
> > +      verify_flow_info ();
> > +#endif
>
> you don't need that, because the pass structs have TODO_verify_flow.
> Or, if you want that anyhow, take out the TODO_verify_flow.

I've removed this check. I really just had it there to catch any
problems as early as possible. But there were no problems:
Bootstrapped&tested on x86_64 and powerpc32 linux.  Commited as
r122807 (along with the BB_SUPERBLOCK patch).

Thanks,

Gr.
Steven