Re: [PATCH] Make GIMPLE forwprop DCE dead stmts

2019-08-16 Thread Richard Biener
On Wed, 14 Aug 2019, Jeff Law wrote: > On 8/14/19 7:36 AM, Richard Biener wrote: > > > > The following patch makes forwprop DCE the stmts that become dead > > because of propagation of copies and constants. For this to work > > we actually have to do that reliably rather than relying on > > fold

Re: [PATCH] Make GIMPLE forwprop DCE dead stmts

2019-08-14 Thread Jeff Law
On 8/14/19 7:36 AM, Richard Biener wrote: > > The following patch makes forwprop DCE the stmts that become dead > because of propagation of copies and constants. For this to work > we actually have to do that reliably rather than relying on > fold_stmt doing this for us. > > This hits fortran/tr