From a7fcb96813c5ff386324bc72928663a429dd11c6 Mon Sep 17 00:00:00 2001
From: Richard Kenner <kenner@gcc.gnu.org>
Date: Sun, 27 Feb 1994 10:50:11 -0500
Subject: [PATCH] (make_node, stabilize_reference_1): Abort if unknown class.

From-SVN: r6647
---
 gcc/tree.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/gcc/tree.c b/gcc/tree.c
index c22be3d6d5d..8c642cc1728 100644
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -926,6 +926,10 @@ make_node (code)
       /* Identifier nodes are always permanent since they are
 	 unique in a compiler run.  */
       if (code == IDENTIFIER_NODE) obstack = &permanent_obstack;
+      break;
+
+    default:
+      abort ();
     }
 
   t = (tree) obstack_alloc (obstack, length);
@@ -2375,6 +2379,9 @@ stabilize_reference_1 (e)
       /* Recursively stabilize each operand.  */
       result = build_nt (code, stabilize_reference_1 (TREE_OPERAND (e, 0)));
       break;
+
+    default:
+      abort ();
     }
   
   TREE_TYPE (result) = TREE_TYPE (e);
-- 
2.30.2