Am Fri, 06 Jan 2012 08:12:24 -0800 schrieb walt <w41...@gmail.com>: > On 01/05/2012 08:38 AM, Nikos Chantziaras wrote: > > On 01/05/2012 05:14 PM, Peter Humphrey wrote: > >> Hello list, > >> > >> For the last few days I've been unable to emerge anything that needs a C > >> compiler. I've started getting this error message in the logs: > >> > >> $ grep Graphite > >> /var/log/portage/perl-core:Sys-Syslog-0.290.0:20120105-150502.log > >> > >> Syslog.c:1:0: sorry, unimplemented: Graphite loop optimizations cannot > >> be used > > > > Add "graphite" to the USE flags of sys-devel/gcc. Then rebuild these: > > > > dev-libs/gmp > > dev-libs/mpfr > > dev-libs/mpc > > dev-libs/cloog-ppl > > dev-libs/ppl > > > > Hopefully this should make the graphite optimization flags work again. > > I rebuilt only gloog-ppl and that fixed the problem for me. > > In order to get that done, though, I had to remove the -floop-* flags > temporarily because cloog-ppl gave the error that Peter describes. > Once that job was done I reinstated the -floop-* flags and all is well. >
FWIW, there was an update to ppl recently, whose postinst message warns of this: > WARN: postinst > After an upgrade of PPL it is important that you rebuild > dev-libs/cloog-ppl. > > If you use gcc-config to switch to an older compiler version than > the one PPL was built with, PPL must be rebuilt with that version. > > In both cases failure to do this will get you this error when > graphite flags are used: > > sorry, unimplemented: Graphite loop optimizations cannot be used -- Marc Joliet -- "People who think they know everything really annoy those of us who know we don't" - Bjarne Stroustrup
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