diff options
Diffstat (limited to 'library/alloc/src/vec')
| -rw-r--r-- | library/alloc/src/vec/mod.rs | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/library/alloc/src/vec/mod.rs b/library/alloc/src/vec/mod.rs index db56b8d07c7..94bed825bb2 100644 --- a/library/alloc/src/vec/mod.rs +++ b/library/alloc/src/vec/mod.rs @@ -1541,6 +1541,9 @@ impl<T, A: Allocator> Vec<T, A> { } let len = self.len(); + if index > len { + assert_failed(index, len); + } // space for the new element if len == self.buf.capacity() { @@ -1556,10 +1559,6 @@ impl<T, A: Allocator> Vec<T, A> { // Shift everything over to make space. (Duplicating the // `index`th element into two consecutive places.) ptr::copy(p, p.add(1), len - index); - } else if index == len { - // No elements need shifting. - } else { - assert_failed(index, len); } // Write it in, overwriting the first copy of the `index`th // element. |