Re: [tree-ssa-cfg] Bugfixes

[Zdenek Dvorak <rakdver at atrey dot karlin dot mff dot cuni dot cz>]

Hello,

> >     /* Remove all the instructions in the block.  */
> > !   for (i = bsi_last (bb); !bsi_end_p (i); i = bsi_last (bb))
> >       {
> 
> Is this really correct?  You initialize with bsi_last (bb) and then go
> to it in the next iteration again?  This looks to me - not knowing the
> interface  -like an endless loop...

the body of the loop contains bsi_remove, which removes the instruction,
so this makes the next call to bsi_last to take new last instruction of
the loop.

Zdenek