[Bug tree-optimization/69196] [5/6 Regression] code size regression with jump threading at -O2

[law at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69196

--- Comment #21 from Jeffrey A. Law <law at gcc dot gnu.org> ---
Author: law
Date: Sat Mar  5 05:10:58 2016
New Revision: 233999

URL: https://gcc.gnu.org/viewcvs?rev=233999&root=gcc&view=rev
Log:
        PR tree-optimization/69196
        * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
        If the both SSA_NAMEs are anonymous, then consider them unassociated
        and include the PHI in the statement count.

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