http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55264
--- Comment #7 from Martin Jambor <jamborm at gcc dot gnu.org> 2013-01-09 10:36:02 UTC --- Unfortunately, that causes the following failures: g++.dg/lto/20081217-2 cp_lto_20081217-2_0.o-cp_lto_20081217-2_0.o link, -O2 -flto -flto-partition=none -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) g++.dg/lto/20081217-2 cp_lto_20081217-2_0.o-cp_lto_20081217-2_0.o link, -O2 -flto -fuse-linker-plugin (internal compiler error) g++.dg/torture/pr34099.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) g++.dg/torture/pr45934.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) g++.dg/torture/pr45934.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) g++.dg/torture/pr47382.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error) g++.dg/torture/pr47382.C -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects (internal compiler error) Let me look into those...