[Bug target/13666] New: deviation from the psABI for small unions

[ebotcazou at gcc dot gnu dot org]

The compiler passes small unions (size <= 16 bytes) in registers as regular
integers (i.e. right-justified) while the psABI specifies that they must be
left-justified.

-- 
           Summary: deviation from the psABI for small unions
           Product: gcc
           Version: 3.4.0
            Status: UNCONFIRMED
          Keywords: ABI
          Severity: critical
          Priority: P2
         Component: target
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: ebotcazou at gcc dot gnu dot org
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: sparc64-*-*
  GCC host triplet: sparc64-*-*
GCC target triplet: sparc64-*-*


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13666