------- Comment #8 from lucier at math dot purdue dot edu 2007-10-28 16:08 ------- Subject: Re: 33% performance slowdown from 4.2.2 to 4.3.0 in floating-point code
On Oct 28, 2007, at 8:05 AM, rguenth at gcc dot gnu dot org wrote: > ------- Comment #2 from rguenth at gcc dot gnu dot org 2007-10-28 > 12:05 ------- > Can you attach assembler files? What happens if you use -O2? Why > do you need > -fno-strict-aliasing? Does -fno-ivopts help? I think I've answered your questions in the attachments and comments to the PR. Brad -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33928
