From 4bdc895d9555770bef94afcd7f4d4abb976f3442 Mon Sep 17 00:00:00 2001
From: Zbynek Winkler <zbynek.winkler@gmail.com>
Date: Tue, 19 Apr 2016 17:41:02 +0200
Subject: Turn on unused-extern-crates warning.

---
 python/servo/build_commands.py | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'python/servo/build_commands.py')

diff --git a/python/servo/build_commands.py b/python/servo/build_commands.py
index 00aae38cf78..31d8d1ded39 100644
--- a/python/servo/build_commands.py
+++ b/python/servo/build_commands.py
@@ -230,6 +230,8 @@ class MachCommands(CommandBase):
         if not (self.config["build"]["ccache"] == ""):
             env['CCACHE'] = self.config["build"]["ccache"]
 
+        env['RUSTFLAGS'] = env.get('RUSTFLAGS', "") + " -W unused-extern-crates"
+
         status = call(
             ["cargo", "build"] + opts,
             env=env, cwd=self.servo_crate(), verbose=verbose)
-- 
cgit v1.2.3