[Bug debug/54551] DF resets some DEBUG_INSNs unnecessarily

[aoliva at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54551



--- Comment #6 from Alexandre Oliva <aoliva at gcc dot gnu.org> 2012-10-02 
20:16:33 UTC ---

Fixed in the trunk.  Backporting to 4.7...