Flatten block_info arrays

[Paolo Bonzini]

On 06/11/2010 05:45 PM, Jan Hubicka wrote:
> +	  int size = last_basic_block * dflow->problem->block_info_elt_size;
> +	  problem_temps = XNEWVAR (void *, size);

Not a void* anymore.

Also, since you're doing it please move df_grow_bb_info to df-core.c

> +      /* When bitmaps are already initialized, just clear them.  */
> +      if (bb_info->kill.obstack)

This is fine by me.

Paolo