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[Bug c++/67847] ICE on (invalid) nested enum declaration on x86_64-linux-gnu in is_ancestor, at cp/name-lookup.c:2771


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67847

--- Comment #2 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> ---
Author: paolo
Date: Wed Oct 21 22:52:45 2015
New Revision: 229156

URL: https://gcc.gnu.org/viewcvs?rev=229156&root=gcc&view=rev
Log:
/cp
2015-10-21  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/66781
        * parser.c (cp_parser_enum_specifier): Upon error_at set
        nested_name_specifier to error_mark_node; improve error message.

/testsuite
2015-10-21  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/66781
        * g++.dg/parse/enum13.C: New.

/cp
2015-10-21  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/67847
        * parser.c (cp_parser_enum_specifier): Reject a nested_name_specifier
        which doesn't name a class or namespace.

/testsuite
2015-10-21  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/67847
        * g++.dg/parse/enum12.C: New.


Added:
    trunk/gcc/testsuite/g++.dg/parse/enum12.C
    trunk/gcc/testsuite/g++.dg/parse/enum13.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/parser.c
    trunk/gcc/testsuite/ChangeLog


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