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Turn on unused-extern-crates warning.

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This commit is contained in:
Zbynek Winkler 2016-04-19 17:41:02 +02:00
parent 41c293293b
commit 4bdc895d95
1 changed files with 2 additions and 0 deletions
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2
python/servo/build_commands.py
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@ -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)