https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64543
Bug ID: 64543 Summary: gcc fails to build due to undefined references to functions in libiberty Product: gcc Version: 5.0 Status: UNCONFIRMED Severity: major Priority: P3 Component: lto Assignee: unassigned at gcc dot gnu.org Reporter: mikulas at artax dot karlin.mff.cuni.cz Host: x86_64-unknown-linux-gnu Target: x86_64-unknown-linux-gnu Build: x86_64-unknown-linux-gnu The current gcc 5.0 (r219330) fails to build on Debian Wheezy x86-64. It reports many symbols in libiberty as undefined. The bug may have been caused by switching to slim lto objects. MAKEFLAGS=-j12 export MAKEFLAGS ../gcc-svn/configure \ --prefix=/usr/local/gcc-svn/ \ --enable-lto \ --with-system-zlib \ --enable-languages=c \ --enable-multilib \ --with-multilib-list=m32,m64 \ --with-build-config=bootstrap-lto \ --disable-werror \ --enable-checking=release \ && nice -n 20 make profiledbootstrap