(copy_node): Abort if don't know size of node.

From-SVN: r12790

diff --git a/gcc/tree.c b/gcc/tree.c
index 6a3d2db06bfdd586767178f83416b104aa3dd84e..866bf2ff8bf919954461014c6c0d6128a1f6c8ed 100644 (file)
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -1142,6 +1142,8 @@ copy_node (node)
          length = sizeof (struct tree_real_cst);
          break;
        }
+      else
+       abort();
 
     case 'x':  /* something random, like an identifier.  */
       length = sizeof (struct tree_common)