Tweak some style here and there

gcc-test/build.rs

@@ -70,7 +70,9 @@ fn main() {
         println!("cargo:rustc-link-search={}", out.display());
     }
 
-    // This tests whether we  can build a library but not link it to the main crate.
+    // This tests whether we  can build a library but not link it to the main
-    // The test module will do its own linking.
+    // crate.  The test module will do its own linking.
-    gcc::Config::new().cargo_metadata(false).file("src/opt_linkage.c").compile("libOptLinkage.a");
+    gcc::Config::new().cargo_metadata(false)
+                      .file("src/opt_linkage.c")
+                      .compile("libOptLinkage.a");
 }

gcc-test/tests/all.rs

@@ -2,9 +2,6 @@ extern crate gcc_test;
 
 use gcc_test::*;
 
-
-// This will cause a link failure if the archive is already
-// linked against the gcc_test crate.
 #[link(name = "OptLinkage", kind = "static")]
 extern {
     fn answer() -> i32;
@@ -57,5 +54,7 @@ fn msvc_here() {
 
 #[test]
 fn opt_linkage() {
-   unsafe { assert_eq!(answer(),42); }
+   unsafe {
+       assert_eq!(answer(), 42);
+   }
 }

src/lib.rs

@@ -332,7 +332,6 @@ impl Config {
                 if let Some(stdlib) = self.get_cpp_link_stdlib() {
                     println!("cargo:rustc-link-lib={}", stdlib);
                 }
-
             }
         }
     }