Update to the latest stable rustfmt, 0.4.2-stable (febbb36 2018-04-12).

lib/module/src/backend.rs

@@ -1,13 +1,13 @@
 //! Defines the `Backend` trait.
 
+use cretonne_codegen::isa::TargetIsa;
+use cretonne_codegen::Context;
+use cretonne_codegen::{binemit, ir};
+use std::marker;
 use DataContext;
 use Linkage;
 use ModuleError;
 use ModuleNamespace;
-use cretonne_codegen::Context;
-use cretonne_codegen::isa::TargetIsa;
-use cretonne_codegen::{binemit, ir};
-use std::marker;
 
 /// A `Backend` implements the functionality needed to support a `Module`.
 pub trait Backend

lib/module/src/lib.rs

@@ -4,9 +4,13 @@
 #![warn(unused_import_braces, unstable_features)]
 #![cfg_attr(feature = "clippy", plugin(clippy(conf_file = "../../clippy.toml")))]
 #![cfg_attr(feature = "cargo-clippy", allow(new_without_default, new_without_default_derive))]
-#![cfg_attr(feature = "cargo-clippy",
-            warn(float_arithmetic, mut_mut, nonminimal_bool, option_map_unwrap_or,
-                 option_map_unwrap_or_else, print_stdout, unicode_not_nfc, use_self))]
+#![cfg_attr(
+    feature = "cargo-clippy",
+    warn(
+        float_arithmetic, mut_mut, nonminimal_bool, option_map_unwrap_or, option_map_unwrap_or_else,
+        print_stdout, unicode_not_nfc, use_self
+    )
+)]
 
 #[macro_use]
 extern crate cretonne_codegen;

lib/module/src/module.rs

@@ -5,12 +5,12 @@
 // TODO: Factor out `ir::Function`'s `ext_funcs` and `global_vars` into a struct
 // shared with `DataContext`?
 
-use Backend;
 use cretonne_codegen::entity::{EntityRef, PrimaryMap};
 use cretonne_codegen::result::CtonError;
 use cretonne_codegen::{binemit, ir, Context};
 use data_context::DataContext;
 use std::collections::HashMap;
+use Backend;
 
 /// A function identifier for use in the `Module` interface.
 #[derive(Copy, Clone, PartialEq, Eq, Hash, PartialOrd, Ord)]