diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 1d35900a05de..ffea123f5f5d 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2000-03-21  Mark Mitchell  <mark@codesourcery.com>
+
+	* c-common.c (c_expand_expr_stmt): Use COMPLETE_TYPE_OR_VOID_P,
+	not COMPLETE_TYPE_P, to check the type of the expression.
+
 2000-03-21  Michael Meissner  <meissner@redhat.com>
 
 	* config/alpha/alpha.md (floating point insns): Add TARGET_FP to
diff --git a/gcc/c-common.c b/gcc/c-common.c
index f0ff8eb55fb0..6410e895426c 100644
--- a/gcc/c-common.c
+++ b/gcc/c-common.c
@@ -2139,7 +2139,7 @@ c_expand_expr_stmt (expr)
     expr = default_conversion (expr);
 
   if (TREE_TYPE (expr) != error_mark_node
-      && !COMPLETE_TYPE_P (TREE_TYPE (expr))
+      && !COMPLETE_OR_VOID_TYPE_P (TREE_TYPE (expr))
       && TREE_CODE (TREE_TYPE (expr)) != ARRAY_TYPE)
     error ("expression statement has incomplete type");