[Bug tree-optimization/21636] Missed ccp optimization

[rguenth at gcc dot gnu dot org]

------- Comment #10 from rguenth at gcc dot gnu dot org  2008-04-30 19:06 -------
Subject: Bug 21636

Author: rguenth
Date: Wed Apr 30 19:05:12 2008
New Revision: 134834

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=134834
Log:
2008-04-30  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/21636
        * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
        constant address.
        (evaluate_stmt): Print the likely value.
        (ccp_visit_stmt): Avoid excessive vertical spacing.

        * gcc.dg/tree-ssa/ssa-ccp-19.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-ccp-19.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-ccp.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21636