Re: Fix PR78725 (v2)

2016-12-12 Thread Richard Biener
On December 12, 2016 4:29:24 PM GMT+01:00, Michael Matz wrote: >Hi, > >On Fri, 9 Dec 2016, Richard Biener wrote: > >> On December 9, 2016 4:29:04 PM GMT+01:00, Michael Matz >wrote: >> >Hi, >> > >> >if the induction variable on which we want to partition the loop >> >iterations for loop splitting

Re: Fix PR78725 (v2)

2016-12-12 Thread Michael Matz
Hi, On Fri, 9 Dec 2016, Richard Biener wrote: > On December 9, 2016 4:29:04 PM GMT+01:00, Michael Matz wrote: > >Hi, > > > >if the induction variable on which we want to partition the loop > >iterations for loop splitting might overflow we would either need > >runtime > >tests checking if an o

Re: Fix PR78725

2016-12-09 Thread Richard Biener
On December 9, 2016 4:29:04 PM GMT+01:00, Michael Matz wrote: >Hi, > >if the induction variable on which we want to partition the loop >iterations for loop splitting might overflow we would either need >runtime >tests checking if an overflow in fact does happen, or we can simply not > >split loo