Ian Lance Taylor-3 wrote: > > Try -ffast-math. I think it's the default for icc when optimizing. > Ian > I've tried -ffast-math. with the same result. -- View this message in context: http://www.nabble.com/GCC--is-7-times-slower-than-Intel--How-to-optimize---Need-help%21%21-tp19817010p19851776.html Sent from the gcc - Help mailing list archive at Nabble.com.