http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52991
--- Comment #11 from Kai Tietz <ktietz at gcc dot gnu.org> 2013-01-09 12:30:50 UTC --- Created attachment 29119 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29119 Testcase for bitfield and type-packing This first testcase checking pack-pragma for x64/x86 MS-struct layout. I got this testcase verified by a VC user. It was verified with VC10, VC11, and (Nov2012_CTP). (Btw no regression with my suggested patch applied).