[Bug c++/50800] Internal compiler error in finish_member_declarations, possibly related to may_alias attribute

[jason at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=50800

--- Comment #14 from Jason Merrill <jason at gcc dot gnu.org> ---
Author: jason
Date: Fri Apr 24 19:11:45 2015
New Revision: 222419

URL: https://gcc.gnu.org/viewcvs?rev=222419&root=gcc&view=rev
Log:
    PR c++/50800
gcc/
    * tree.c (build_reference_type_for_mode): Don't pass can_alias_all
    down when building TYPE_CANONICAL.
    (build_pointer_type_for_mode): Likewise.
gcc/cp/
    * typeck.c (structural_comptypes): Don't check TYPE_REF_CAN_ALIAS_ALL.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/typeck.c
    trunk/gcc/tree.c