The following testsuite failures is because of this: FAIL: objc.dg-struct-layout-encoding-1/t025_main.m execution test
unknown type ]} struct { v4hi a;} size is 8, but is calulated as 0 struct { v4hi a;} align is 8, but is calulated as 1 FAIL: objc.dg-struct-layout-encoding-1/t025_main.m execution test -- Summary: vectors are not encoded Product: gcc Version: 4.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: objc AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: pinskia at gcc dot gnu dot org http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25361