Switch derive(Debug) to use the debug builders

1 files changed, 10 insertions, 0 deletions

diff --git a/src/libcoretest/fmt/builders.rs b/src/libcoretest/fmt/builders.rs
index 84076b349d2..b2fbc90be59 100644
--- a/src/libcoretest/fmt/builders.rs
+++ b/src/libcoretest/fmt/builders.rs
@@ -1,3 +1,13 @@
+// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
 mod debug_struct {
     use std::fmt;