[gentoo-user] Heads-up: dev-libs/isl-0.14 and dev-libs/cloog-0.18.3 updates can break your GCC

[Nikos Chantziaras]

This happens if you're using graphite optimizations in GCC (by having 
them in CFLAGS).

If you're already affected, I posted here a way to repair your system:
https://bugs.gentoo.org/show_bug.cgi?id=547596