From 3df18c2432980f480686d2b5463d2ba22c507a5a Mon Sep 17 00:00:00 2001
From: Aaron Turon <aturon@mozilla.com>
Date: Wed, 15 Mar 2017 08:18:17 -0700
Subject: [PATCH] Remove Default impl for Box<Path>

---
 src/libstd/path.rs | 14 --------------
 1 file changed, 14 deletions(-)

diff --git a/src/libstd/path.rs b/src/libstd/path.rs
index 49b01bc085373..b524af800c1c6 100644
--- a/src/libstd/path.rs
+++ b/src/libstd/path.rs
@@ -1224,14 +1224,6 @@ impl Into<Box<Path>> for PathBuf {
     }
 }
 
-#[stable(feature = "box_default_extra", since = "1.17.0")]
-impl Default for Box<Path> {
-    fn default() -> Box<Path> {
-        let boxed: Box<OsStr> = Default::default();
-        unsafe { mem::transmute(boxed) }
-    }
-}
-
 #[stable(feature = "rust1", since = "1.0.0")]
 impl<'a, T: ?Sized + AsRef<OsStr>> From<&'a T> for PathBuf {
     fn from(s: &'a T) -> PathBuf {
@@ -3730,10 +3722,4 @@ mod tests {
         assert_eq!(&*boxed, &*path_buf);
         assert_eq!(&*path_buf, path);
     }
-
-    #[test]
-    fn boxed_default() {
-        let boxed = <Box<Path>>::default();
-        assert!(boxed.as_os_str().is_empty());
-    }
 }