[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 #5 from Richard Henderson <rth at gcc dot gnu.org> ---
Author: rth
Date: Mon Feb  3 23:13:08 2014
New Revision: 207442

URL: http://gcc.gnu.org/viewcvs?rev=207442&root=gcc&view=rev
Log:
PR tree-opt/59924

        * tree-ssa-uninit.c (push_to_worklist): Don't re-push if we've
        already processed this node.
        (normalize_one_pred_1): Pass along mark_set.
        (normalize_one_pred): Create and destroy a pointer_set_t.
        (normalize_one_pred_chain): Likewise.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-ssa-uninit.c