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authorSimon Sapin <simon.sapin@exyr.org>2018-06-27 18:09:21 +0200
committerSimon Sapin <simon.sapin@exyr.org>2018-07-07 01:41:30 +0200
commit41730b7e2e2c28a13fe6d08a7ad47d31d68eccea (patch)
treea9c525a2caca2b58e2ac27be70a77c04ba49d86a /src/liballoc/sync.rs
parent6e2c49ff0e61e13aa3381eefba7923672a3c085f (diff)
downloadrust-41730b7e2e2c28a13fe6d08a7ad47d31d68eccea.tar.gz
rust-41730b7e2e2c28a13fe6d08a7ad47d31d68eccea.zip
Rc: remove unused allocation from Weak::new()
Same as https://github.com/rust-lang/rust/pull/50357
Diffstat (limited to 'src/liballoc/sync.rs')
-rw-r--r--src/liballoc/sync.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/liballoc/sync.rs b/src/liballoc/sync.rs
index abc0befeb94..ea8616bf1d0 100644
--- a/src/liballoc/sync.rs
+++ b/src/liballoc/sync.rs
@@ -1038,7 +1038,7 @@ impl<T> Weak<T> {
     }
 }
 
-fn is_dangling<T: ?Sized>(ptr: NonNull<T>) -> bool {
+pub(crate) fn is_dangling<T: ?Sized>(ptr: NonNull<T>) -> bool {
     let address = ptr.as_ptr() as *mut () as usize;
     let align = align_of_val(unsafe { ptr.as_ref() });
     address == align