put option_try macro def under #[cfg(unix)]

rust-lang · May 16, 2017 · 6dbd706 · 6dbd706
1 parent 25b7f10
commit 6dbd706
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/librustc/util/common.rs b/src/librustc/util/common.rs
@@ -116,6 +116,7 @@ pub fn record_time<T, F>(accu: &Cell<Duration>, f: F) -> T where
 }
 
 // Like std::macros::try!, but for Option<>.
+#[cfg(unix)]
 macro_rules! option_try(
     ($e:expr) => (match $e { Some(e) => e, None => return None })
 );