[Bug tree-optimization/59924] [4.9 Regression] uninit memory hog

[rth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59924

--- Comment #2 from Richard Henderson <rth at gcc dot gnu.org> ---
Definitely a bug.  We keep pushing and popping the same node
off of the work_list.