[Bug tree-optimization/59322] [4.9 Regression] ICE with segfault on valid code at -O1, -O2, and -O3 on x86_64-linux-gnu

[law at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59322

--- Comment #5 from Jeffrey A. Law <law at gcc dot gnu.org> ---
Author: law
Date: Tue Dec  3 03:36:58 2013
New Revision: 205617

URL: http://gcc.gnu.org/viewcvs?rev=205617&root=gcc&view=rev
Log:
    PR tree-optimization/59322
    * tree-ssa-threadedge.c (create_edge_and_update_destination_phis):
    Remove code which copied jump threading paths.

    PR tree-optimization/59322
    * gcc.c-torture/compile/pr59322.c: New test

Added:
    trunk/gcc/testsuite/gcc.c-torture/compile/pr59322.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-threadupdate.c