[Bug tree-optimization/45875] [4.6 Regression] ice in gimple_fold_obj_type_ref_known_binfo with -O2

[jamborm at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45875

--- Comment #17 from Martin Jambor <jamborm at gcc dot gnu.org> 2010-11-02 
15:06:28 UTC ---
Author: jamborm
Date: Tue Nov  2 15:06:21 2010
New Revision: 166190

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=166190
Log:
2010-11-02  Martin Jambor  <mjam...@suse.cz>

    PR tree-optimization/45875
    * gimple-fold.c (get_first_base_binfo_with_virtuals): Removed.
    (gimple_get_relevant_ref_binfo): Detect primary bases according to
    their field offset.

    * testsuite/g++.dg/torture/pr45875.C: New test.


Added:
    trunk/gcc/testsuite/g++.dg/torture/pr45875.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gimple-fold.c
    trunk/gcc/testsuite/ChangeLog