Poor generated code for initializing vectors with constants because vec_init pattern is not defined for Altivec.
-- Summary: Altivec definitions of vec_init Product: gcc Version: 4.0.0 Status: UNCONFIRMED Severity: enhancement Priority: P2 Component: target AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: dje at gcc dot gnu dot org CC: gcc-bugs at gcc dot gnu dot org GCC build triplet: *-*-* GCC host triplet: *-*-* GCC target triplet: powerpc-*-* http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18506