gengtype.c (write_gc_root): Don't unnecessarily prevent global variable-length arrays being roots.

	* gengtype.c (write_gc_root): Don't unnecessarily prevent
	global variable-length arrays being roots.

From-SVN: r54266

gcc/ChangeLog

 2002-06-04  Geoffrey Keating  <geoffk@redhat.com>
 
+	* gengtype.c (write_gc_root): Don't unnecessarily prevent
+	global variable-length arrays being roots.
+
 	* config.gcc (powerpc-*-darwin*): Set config_gtfiles.
 	* configure.in (config_gtfiles): New variable.
 	(all_gtfiles): Initialise from config_gtfiles.

gcc/gengtype.c

@@ -1546,7 +1546,7 @@ write_gc_root (f, v, type, name, has_length, line, if_marked)
 		     tp->u.param_struct.stru->u.s.tag);
 	  }
 	else if (has_length
-		 && tp->kind == TYPE_POINTER)
+		 && (tp->kind == TYPE_POINTER || UNION_OR_STRUCT_P (tp)))
 	  {
 	    fprintf (f, "    &gt_ggc_ma_%s", name);
 	  }