diff options
Diffstat (limited to 'src/libstd/thread')
| -rw-r--r-- | src/libstd/thread/local.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libstd/thread/local.rs b/src/libstd/thread/local.rs index 29e99c0afd2..094c468a677 100644 --- a/src/libstd/thread/local.rs +++ b/src/libstd/thread/local.rs @@ -301,7 +301,7 @@ mod lazy { // value (an aliasing violation). To avoid setting the "I'm running a // destructor" flag we just use `mem::replace` which should sequence the // operations a little differently and make this safe to call. - mem::replace(&mut *ptr, Some(value)); + let _ = mem::replace(&mut *ptr, Some(value)); // After storing `Some` we want to get a reference to the contents of // what we just stored. While we could use `unwrap` here and it should |