[Bug c++/47904] [4.5/4.6 Regression] ICE with DECL_PARM_INDEX (this) in cp_tree_equal

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47904

--- Comment #1 from Jason Merrill <jason at gcc dot gnu.org> 2011-02-27 08:13:32 UTC ---
Author: jason
Date: Sun Feb 27 08:13:28 2011
New Revision: 170533

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=170533
Log:
    PR c++/47904
    * tree.c (cp_tree_equal): Compare DECL_PARM_LEVEL.
    * pt.c (iterative_hash_template_arg): And hash it.

Added:
    trunk/gcc/testsuite/g++.dg/template/this-targ1.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/pt.c
    trunk/gcc/cp/tree.c
    trunk/gcc/testsuite/ChangeLog