[Bug c++/66405] [5/6 Regression] ICE: in tsubst, at cp/pt.c:11984

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66405

--- Comment #9 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Fri Jun  5 19:17:30 2015
New Revision: 224165

URL: https://gcc.gnu.org/viewcvs?rev=224165&root=gcc&view=rev
Log:
        PR c++/66405
        * pt.c (argument_pack_element_is_expansion_p): Return 2 if
        the expansion has extra args.
        (use_pack_expansion_extra_args_p): Return true in that case.

Added:
    branches/gcc-5-branch/gcc/testsuite/g++.dg/cpp0x/variadic-alias1.C
Modified:
    branches/gcc-5-branch/gcc/cp/ChangeLog
    branches/gcc-5-branch/gcc/cp/pt.c