From aa07969fc21679067babbd695ce94524f1076905 Mon Sep 17 00:00:00 2001
From: Christoffer Lerno <christoffer@aegik.com>
Date: Sat, 17 Jan 2026 15:12:31 +0100
Subject: [PATCH] - HashSet.len() now returns usz instead of int. #2740

---
 lib/std/collections/hashset.c3        | 2 +-
 lib/std/collections/linked_hashset.c3 | 2 +-
 releasenotes.md                       | 1 +
 3 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/std/collections/hashset.c3 b/lib/std/collections/hashset.c3
index 9cb78ff26..4722c1100 100644
--- a/lib/std/collections/hashset.c3
+++ b/lib/std/collections/hashset.c3
@@ -32,7 +32,7 @@ struct HashSet (Printable)
 	float load_factor;
 }
 
-fn int HashSet.len(&self) @operator(len) => (int) self.count;
+fn usz HashSet.len(&self) @operator(len) => self.count;
 
 <*
  @param [&inout] allocator : "The allocator to use"
diff --git a/lib/std/collections/linked_hashset.c3 b/lib/std/collections/linked_hashset.c3
index 2325c6437..a79ef8768 100644
--- a/lib/std/collections/linked_hashset.c3
+++ b/lib/std/collections/linked_hashset.c3
@@ -34,7 +34,7 @@ struct LinkedHashSet (Printable)
 	LinkedEntry* tail;
 }
 
-fn int LinkedHashSet.len(&self) @operator(len) => (int) self.count;
+fn usz LinkedHashSet.len(&self) @operator(len) => self.count;
 
 <*
  @param [&inout] allocator : "The allocator to use"
diff --git a/releasenotes.md b/releasenotes.md
index c848a9d12..90aec3386 100644
--- a/releasenotes.md
+++ b/releasenotes.md
@@ -89,6 +89,7 @@
 - Add unit tests for HMAC 256 based on RFC 4231. #2743
 - Add extra `AsciiCharset` constants and combine its related compile-time/runtime macros. #2688
 - Use a `Printable` struct for ansi RGB formatting instead of explicit allocation and deprecate the old method.
+- HashSet.len() now returns usz instead of int. #2740
 
 ## 0.7.8 Change list