-O2
> -----Original Message----- > From: Steven Bosscher [mailto:stevenb....@gmail.com] > Sent: 23 December 2009 12:01 > To: Bingfeng Mei > Cc: gcc@gcc.gnu.org; dber...@dberlin.org > Subject: Re: Unnecessary PRE optimization > > On Wed, Dec 23, 2009 at 12:49 PM, Bingfeng Mei > <b...@broadcom.com> wrote: > > Hello, > > I encounter an issue with PRE optimization, which created worse > > Is this at -O2 or -O3? > > Ciao! > Steven > >