On Thursday 24 August 2006 00:54, Richard Fish wrote: > On 8/23/06, Bo Ørsted Andresen <[EMAIL PROTECTED]> wrote: > > Discussion further down this thread has made us aware that this will > > always make stuff like gcc, mozilla-firefox and openoffice become rebuilt > > despite that rebuilding them won't change their CFLAGS at all... > > Um, yeah. Definitely not perfect. :-/ > > Maybe searching by mtime is better...
In the case of the OP the best approach might be to simply grep for -O3. I at
least don't have any packages installed that use -O3 when it isn't in the
CFLAGS.
# emerge --verbose --ask --oneshot \
`grep -l "\-O3" /var/db/pkg/*/*/CFLAGS | cut -d'/' -f5-6 | sed -e
's/^/=/'`
--
Bo Andresen
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