On Linux/x86-64, revision 159912 gave FAIL: g++.dg/abi/bitfield12.C (test for warnings, line 3)
Revision 159867 is good. -- Summary: [4.6 regression] FAIL: g++.dg/abi/bitfield12.C Product: gcc Version: 4.6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: hjl dot tools at gmail dot com http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44294