From 998da2c2da72853cff9ceeb86d07ad20bb81a8c6 Mon Sep 17 00:00:00 2001
From: gingerBill <gingerBill@users.noreply.github.com>
Date: Sun, 21 Dec 2025 17:09:22 +0000
Subject: [PATCH] Add `reflect.default_map_hash_by_ptr`

---
 core/reflect/reflect.odin | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/core/reflect/reflect.odin b/core/reflect/reflect.odin
index 5fbff08c2..378c50ff0 100644
--- a/core/reflect/reflect.odin
+++ b/core/reflect/reflect.odin
@@ -2003,4 +2003,14 @@ equal :: proc(a, b: any, including_indirect_array_recursion := false, recursion_
 	runtime.print_typeid(a.id)
 	runtime.print_string("\n")
 	return true
+}
+
+
+@(require_results)
+default_map_hash_by_ptr :: proc(ptr: ^$T, seed: uintptr = runtime.INITIAL_HASH_SEED) -> uintptr where intrinsics.type_is_comparable(T) {
+	assert(ptr != nil)
+
+	info := intrinsics.type_map_info(map[T]struct{})
+
+	return info.key_hasher(ptr, seed)
 }
\ No newline at end of file