except.c (end_eh_unwinder): If we have a return instruction...

	* except.c (end_eh_unwinder): If we have a return instruction, we
	have to make sure we use it and don't fall off the end of the
	function in the unwinder.
Fixes EH codegen bug on vax-dec-vms

From-SVN: r14258

gcc/except.c

@@ -1652,6 +1652,14 @@ end_eh_unwinder ()
   expand_leftover_cleanups ();
 
   emit_label (end);
+
+#ifdef HAVE_return
+  if (HAVE_return)
+    {
+      emit_jump_insn (gen_return ());
+      emit_barrier ();
+    }
+#endif
 }
 
 /* If necessary, emit insns for the per function unwinder for the