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[Bug tree-optimization/69196] [5/6 Regression] code size regression with jump threading at -O2
- From: "law at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sat, 05 Mar 2016 05:11:38 +0000
- Subject: [Bug tree-optimization/69196] [5/6 Regression] code size regression with jump threading at -O2
- Auto-submitted: auto-generated
- References: <bug-69196-4 at http dot gcc dot gnu dot org/bugzilla/>
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