diff options
Diffstat (limited to 'src/libcore/ops')
| -rw-r--r-- | src/libcore/ops/deref.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/libcore/ops/deref.rs b/src/libcore/ops/deref.rs index 68244fdb381..e2deeb55661 100644 --- a/src/libcore/ops/deref.rs +++ b/src/libcore/ops/deref.rs @@ -81,6 +81,10 @@ impl<T: ?Sized> Deref for &T { } } +#[cfg(not(bootstrap))] +#[stable(feature = "rust1", since = "1.0.0")] +impl<T: ?Sized> !DerefMut for &T {} + #[stable(feature = "rust1", since = "1.0.0")] impl<T: ?Sized> Deref for &mut T { type Target = T; |