http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54693
--- Comment #9 from Alexandre Oliva <aoliva at gcc dot gnu.org> 2012-10-29 19:27:39 UTC --- Author: aoliva Date: Mon Oct 29 19:27:31 2012 New Revision: 192959 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192959 Log: PR debug/54551 PR debug/54693 * valtrack.c (dead_debug_global_find): Accept NULL dtemp. (dead_debug_global_insert): Return new entry. (dead_debug_global_replace_temp): Return early if REG is no longer in place, or if dtemp was already substituted. (dead_debug_promote_uses): Insert for all defs and replace all debug uses at once. (dead_debug_local_finish): Release used after promotion. (dead_debug_insert_temp): Stop if dtemp is NULL. Modified: trunk/gcc/ChangeLog trunk/gcc/valtrack.c
