On Tue, Jun 10, 2008 at 7:42 AM, Joseph S. Myers <[EMAIL PROTECTED]> wrote: > On Tue, 10 Jun 2008, H.J. Lu wrote: > >> On Tue, Jun 10, 2008 at 02:27:17PM +0200, Paolo Carlini wrote: >> > Joseph S. Myers wrote: >> >> I hold that it is a bug that i686-* tools default to -march=i386 instead >> >> of -march=i686 (whereas e.g. sparcv9-* tools default to -mcpu=sparcv9, and >> >> -mcpu means -march for SPARC). >> > Seconded. >> > >> >> What arch should be used for -m32 on x86-64? Personally, I think >> it should be at least i686, if not SSE2. > > -march=x86-64, I'd say, if you're configuring as x86_64-* (so assuming > those 32-bit features present on all 64-bit processors). Obviously, > subject to override from --with-arch-32 or --with-arch. >
Works for me. Thanks. -- H.J.
