I had built the prerequisite libelf 0.8.10 for lto statically to avoid RPATH issues, but noticed that by default liblto_plugin.so.0 failed to link since libelf.a contained non-PIC code. Building with -fPIC fixed this, but the requirement better be documented.
-- Summary: static libelf needs to be built PIC Product: gcc Version: lto Status: UNCONFIRMED Severity: normal Priority: P3 Component: bootstrap AssignedTo: dnovillo at gcc dot gnu dot org ReportedBy: ro at gcc dot gnu dot org GCC build triplet: sparc-sun-solaris2.11 GCC host triplet: sparc-sun-solaris2.11 GCC target triplet: sparc-sun-solaris2.11 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39024