PR debug/60381
Revert:
2014-02-28  Alexandre Oliva <aoliva@redhat.com>
PR debug/59992
* cselib.c (remove_useless_values): Skip to avoid quadratic
behavior if the condition moved from...
(cselib_process_insn): ... here holds.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@208361 138bc75d-0d04-0410-961f-82ee72b054a4