2012-01-18 12:37:12 Mike Frysinger napisał(a): > On Friday 23 December 2011 11:44:32 Duncan wrote: > > Matt Turner posted on Fri, 23 Dec 2011 08:09:30 -0500 as excerpted: > > > to avoid confusion I'd suggest arch-neon or arm-neon (or armneon/ > > >> archneon) if it's to be a global flag. > > > > > > NEON (the SIMD extensions) are turned on by the neon flag much more > > > often than support for net-libs/neon is. Let's not rename USE flags like > > > this. > > > > I'd argue that the library is far more frequently used, given that it's > > used across archs and arm is (for the time being, that seems to be > > gradually changing) still a rather obscure arch (for end-user installed > > distros, anyway), so the neon library is likely the most frequently used. > > > > However you are probably correct about the USE flag, as the library usage > > seems to be required in many cases and thus not USE-flaggable. > > > > So I'd still argue that to prevent confusion... but it's not something I > > feel strongly about, so given no one else objecting, use=neon for the simd > > extensions works as a global USE flag, and if it's ever used for the net- > > lib, that one can change I guess. > > if we're going to arch namespace flags, we should do it for all of them. i > probably wouldn't complain about that (although i'd prefer more of an ISA > prefix than Gentoo $ARCH), but doing it for one flag is not nice. > > i agree that for some users, they've never heard of the the ARM NEON > extensions, but they have heard of the neon library. i'd counter that with a > few points: (1) i don't think there are any packages in the tree that have > optional neon (the library) support
http://qa-reports.gentoo.org/output/genrdeps/rindex/net-libs/neon lists 6 packages, which optionally depend on net-libs/neon. -- Arfrever Frehtes Taifersar Arahesis
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