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Re: [patches] flow based jump pass take 2


On Thu, Jun 28, 2001 at 11:53:54AM +0200, Jan Hubicka wrote:
> + static bool
> + forwarder_block_p (bb)
> +      basic_block bb;
> + {
> +   rtx insn;
> +   if (bb == EXIT_BLOCK_PTR || bb == ENTRY_BLOCK_PTR
> +       || !bb->succ || bb->succ->succ_next)
> +     return 0;

Fix up the returns and assignments to bool to use true and false.

> ! 	  /* Bypass trivial infinite loops.  */
> ! 	  if (target == target->succ->dest)
> ! 	    counter = n_basic_blocks;
> ! 	  target = target->succ->dest, counter++;

counter is now n_basic_blocks+1 for infinite loops, which misses

> !       else if (rtl_dump_file && counter == n_basic_blocks)
> ! 	fprintf (rtl_dump_file, "Infinite loop in BB %i.\n", target->index);

here.

Otherwise ok.


r~


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