Re: [gentoo-amd64] Problems configuring gentoo

2008-10-04 Thread Ben de Groot
Beso wrote: CFLAGS=-march=nocona -O2 -pipe first of all: nocona breaks your build. nocona isn't an amd processor but an emt64 (intel). for your processor you need to use march=k8. also, i'd use -Os instead of -O2 since it has some speed and size optimizations and it's stable. -Os

Re: [gentoo-amd64] Problems configuring gentoo

2008-10-04 Thread Richard Freeman
Ben de Groot wrote: -Os optimizes for size, while -O2 optimizes for speed. There is no need at all to use -Os on a modern desktop machine, and it will run comparatively slower than -O2 optimized code, which is probably not what you want. There are a couple of schools of thought on that, and

Re: [gentoo-amd64] Problems configuring gentoo

2008-10-04 Thread Beso
2008/10/4 Richard Freeman [EMAIL PROTECTED]: Ben de Groot wrote: -Os optimizes for size, while -O2 optimizes for speed. There is no need at all to use -Os on a modern desktop machine, and it will run comparatively slower than -O2 optimized code, which is probably not what you want. There

[gentoo-amd64] Re: Problems configuring gentoo

2008-10-04 Thread Duncan
Richard Freeman [EMAIL PROTECTED] posted [EMAIL PROTECTED], excerpted below, on Sat, 04 Oct 2008 07:56:11 -0400: Ben de Groot wrote: -Os optimizes for size, while -O2 optimizes for speed. There is no need at all to use -Os on a modern desktop machine, and it will run comparatively slower