http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55665
--- Comment #1 from Jan Kratochvil <jan.kratochvil at redhat dot com> 2012-12-12 16:00:45 UTC --- Created attachment 28936 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28936 gdb.cp/abstract-origin.cc from FSF GDB tree, for -O0 -g.