[Bug c++/81013] [7/8 Regression] ICE with invalid union in class hierarchy

[paolo at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81013

--- Comment #3 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> ---
Author: paolo
Date: Thu Jan 18 17:11:43 2018
New Revision: 256856

URL: https://gcc.gnu.org/viewcvs?rev=256856&root=gcc&view=rev
Log:
/cp
2018-01-18  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/81013
        * decl.c (xref_basetypes): Early return upon error about derived
        union.

/testsuite
2018-01-18  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/81013
        * g++.dg/inherit/union3.C: New.

Added:
    trunk/gcc/testsuite/g++.dg/inherit/union3.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/decl.c
    trunk/gcc/testsuite/ChangeLog