* config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
        (alpha_gimplify_va_arg): ... handling here.  Use pass_by_reference.
        * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
        * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
        * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
        * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
        * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
        * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
        * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.

From-SVN: r84713