http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53761
--- Comment #3 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> 2012-10-25 16:15:19 UTC --- Author: paolo Date: Thu Oct 25 16:14:59 2012 New Revision: 192814 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192814 Log: /cp 2012-10-25 Paolo Carlini <paolo.carl...@oracle.com> PR c++/53761 * class.c (finish_struct_1): Reject aggregates decorated with __transparent_union__ which cannot be made transparent because the type of the first field has a different ABI from the class overall. /testsuite 2012-10-25 Paolo Carlini <paolo.carl...@oracle.com> PR c++/53761 * g++.dg/ext/transparent-union.C: New. Added: trunk/gcc/testsuite/g++.dg/ext/transparent-union.C Modified: trunk/gcc/cp/ChangeLog trunk/gcc/cp/class.c trunk/gcc/testsuite/ChangeLog