diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 12e785b6910..20660651ec8 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -5,6 +5,8 @@
 
 	* config.gcc: Obsolete c4x-* and tic4x-*.
 
+	* tree.h (edge_def): Remove.
+
 2005-04-28  Joseph S. Myers  <joseph@codesourcery.com>
 
 	* c-typeck.c (build_compound_expr): Correct logic in last change.
diff --git a/gcc/tree.h b/gcc/tree.h
index eb4e4522504..9be439547d8 100644
--- a/gcc/tree.h
+++ b/gcc/tree.h
@@ -1420,8 +1420,6 @@ struct tree_ssa_name GTY(())
 #define PHI_BB(NODE)			PHI_NODE_CHECK (NODE)->phi.bb
 #define PHI_ARG_IMM_USE_NODE(NODE, I)	PHI_NODE_ELT_CHECK (NODE, I).imm_use
 
-struct edge_def;
-
 struct phi_arg_d GTY(())
 {
   /* imm_use MUST be the first element in struct because we do some