[Bug c++/47974] [4.6 Regression] ICE: tree check: expected tree_vec, have error_mark in tsubst_template_args, at cp/pt.c:8969 on invalid code

[paolo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47974

--- Comment #2 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> 2011-03-03 17:07:32 UTC ---
Author: paolo
Date: Thu Mar  3 17:07:28 2011
New Revision: 170658

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=170658
Log:
/cp
2011-03-03  Paolo Carlini  <paolo.carlini@oracle.com>

    PR c++/47974
    * pt.c (tsubst_template_args): Check argument t for error_mark_node.

/testsuite
2011-03-03  Paolo Carlini  <paolo.carlini@oracle.com>

    PR c++/47974
    * g++.dg/template/crash106.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/template/crash106.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/pt.c
    trunk/gcc/testsuite/ChangeLog