Merge remote-tracking branch 'upstream/master'

1 files changed, 2 insertions, 10 deletions

diff --git a/src/libsyntax_ext/lib.rs b/src/libsyntax_ext/lib.rs
index c49d5772531..17996f23691 100644
--- a/src/libsyntax_ext/lib.rs
+++ b/src/libsyntax_ext/lib.rs
@@ -1,13 +1,3 @@
-// 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.
-
 //! Syntax extensions in the Rust compiler.
 
 #![doc(html_logo_url = "https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
@@ -24,6 +14,8 @@
 #![feature(quote)]
 #![feature(rustc_diagnostic_macros)]
 
+#![recursion_limit="256"]
+
 extern crate fmt_macros;
 #[macro_use]
 extern crate syntax;