PR feedback

Author: Drvi

CHANGELOG.md

@@ -6,8 +6,16 @@ Starting from version 0.19.0, CHANGELOG.md is managed in a format that follows <
 [Unreleased]: https://github.com/JuliaCollections/DataStructures.jl/compare/v0.19.0...HEAD
 [0.19.0]: https://github.com/JuliaCollections/DataStructures.jl/compare/v0.18.22...v0.19.0
 [0.19.1]: https://github.com/JuliaCollections/DataStructures.jl/compare/v0.19.0...v0.19.1
+[0.19.2]: https://github.com/JuliaCollections/DataStructures.jl/compare/v0.19.1...v0.19.2
 <!-- links end -->
 
+[0.19.2]
+=====================
+
+## Added
+
+- `percolate_up!`, `percolate_down!` now use `@propagate_inbounds` to control bounds checking (JuliaCollections/DataStructures.jl#944)
+
 [0.19.1] - 2025-08-26
 =====================
 

src/heaps.jl

@@ -109,6 +109,7 @@ end
 return an array of the first `n` values of `arr` sorted by `ord`.
 """
 function nextreme(ord::Base.Ordering, n::Int, arr::AbstractVector{T}) where T
+    Base.require_one_based_indexing(arr)
     if n <= 0
         return T[] # sort(arr)[1:n] returns [] for n <= 0
     elseif n >= length(arr)