Document `rust_2015` methods

[rust.git] / compiler / rustc_session / src / session.rs

diff --git a/compiler/rustc_session/src/session.rs b/compiler/rustc_session/src/session.rs
index 1c8a2ea575f2cdb77232fe2c0b166d9ff58dbfb1..6b8c82fde716881999d801bef377120ed2b25ea6 100644 (file)
--- a/compiler/rustc_session/src/session.rs
+++ b/compiler/rustc_session/src/session.rs
@@ -899,6 +899,7 @@ pub fn consider_optimizing<T: Fn() -> String>(&self, crate_name: &str, msg: T) -
         ret
     }
 
+    /// Is this edition 2015?
     pub fn rust_2015(&self) -> bool {
         self.edition().rust_2015()
     }