Typo

src/librustc_mir/interpret/memory.rs

@@ -733,7 +733,7 @@ where
                 // Not yet interned, so proceed recursively
                 self.intern_static(alloc, mutability)?;
             } else if self.dead_alloc_map.contains_key(&alloc) {
-                // danging pointer
+                // dangling pointer
                 return err!(ValidationFailure(
                     "encountered dangling pointer in final constant".into(),
                 ))