lappend l "\tif (!odr_constructed_begin (o, p, $tagtype, $tag, name))"
lappend l "\t\treturn opt && odr_ok(o);"
lappend l "\tif (o->direction == ODR_DECODE)"
lappend l "\tif (!odr_constructed_begin (o, p, $tagtype, $tag, name))"
lappend l "\t\treturn opt && odr_ok(o);"
lappend l "\tif (o->direction == ODR_DECODE)"