[Bug c++/51403] [4.7 Regression] ICE with invalid template parameter

[jason at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51403

--- Comment #2 from Jason Merrill <jason at gcc dot gnu.org> 2012-01-12 
17:27:02 UTC ---
Author: jason
Date: Thu Jan 12 17:26:57 2012
New Revision: 183132

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183132
Log:
    PR c++/51403
    * pt.c (unify): Handle error_mark_node.

Added:
    trunk/gcc/testsuite/g++.dg/template/arg8.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/pt.c
    trunk/gcc/testsuite/ChangeLog