[Bug lto/69003] Undefined reference with gcc -r incremental linking

[sirl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69003

--- Comment #2 from Franz Sirl <sirl at gcc dot gnu.org> ---
Only gcc-4.8 works (4.8.3 20140627 [gcc-4_8-branch revision 212064]), gcc-4.9
onwards all show the same behaviour.