[Bug c++/78649] [5/6/7 Regression] ICE on invalid C++ code on x86_64-linux-gnu (internal compiler error: tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in build_value_init_noctor, at cp/init.c:380)

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78649

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Fri Dec  2 21:23:22 2016
New Revision: 243204

URL: https://gcc.gnu.org/viewcvs?rev=243204&root=gcc&view=rev
Log:
        PR c++/78649
        * pt.c (tsubst_init): Don't call build_value_init if decl's type
        is error_mark_node.

        * g++.dg/cpp0x/pr78649.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/cpp0x/pr78649.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/pt.c
    trunk/gcc/testsuite/ChangeLog