[perl #46283] [TODO] Fix control flow graph / loop detection issue in cfg_optimize()

[Christoph Otto via RT]

On Tue Oct 09 13:10:01 2007, pcoch wrote:
> In compilers/imcc/optimizer.c:cfg_optimize() there is the todo item:
> 
> /* XXX cfg / loop detection breaks e.g. in t/compiler/5_3 */
> 
> This needs fixing.

Since we're going to move to pirc in the foreseeable future, can this
ticket be rejected safely?