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| author | ringabout <43030857+ringabout@users.noreply.github.com> | 2023-01-20 18:43:45 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-01-20 11:43:45 +0100 |
| commit | b82b5d44afbd860075f806f71a62d595f2376d6e (patch) | |
| tree | be6cc41260d5f09e34eb7ab698904ae45da8ae53 /lib | |
| parent | 4c74b9b54ceac22865a0104970edb4d9c5376f96 (diff) | |
| download | Nim-b82b5d44afbd860075f806f71a62d595f2376d6e.tar.gz | |
fixes #21278; `deques.shrink` off by one bug (#21284)
fixes #21278; deques.shrink off ny one bug
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/pure/collections/deques.nim | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/pure/collections/deques.nim b/lib/pure/collections/deques.nim index 7e9ed32f3..60e0fd351 100644 --- a/lib/pure/collections/deques.nim +++ b/lib/pure/collections/deques.nim @@ -440,7 +440,7 @@ proc shrink*[T](deq: var Deque[T], fromFirst = 0, fromLast = 0) = deq.head = (deq.head + 1) and deq.mask for i in 0 ..< fromLast: - destroy(deq.data[deq.tail]) + destroy(deq.data[(deq.tail - 1) and deq.mask]) deq.tail = (deq.tail - 1) and deq.mask dec deq.count, fromFirst + fromLast |