From ded6465056ee3da508614fd8e941ef36640e47c5 Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@home-assistant.io>
Date: Thu, 2 Apr 2026 13:59:41 -1000
Subject: [PATCH] Fix clang-tidy: use uint64_t instead of unsigned long long

---
 esphome/core/finite_set_mask.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/esphome/core/finite_set_mask.h b/esphome/core/finite_set_mask.h
index c8a48c2ea7..616c69353d 100644
--- a/esphome/core/finite_set_mask.h
+++ b/esphome/core/finite_set_mask.h
@@ -167,7 +167,7 @@ template<typename ValueType, typename BitPolicy = DefaultBitPolicy<ValueType, 16
     } else if constexpr (sizeof(bitmask_t) <= sizeof(uint32_t)) {
       bit = __builtin_ctzl(static_cast<uint32_t>(mask));
     } else {
-      bit = __builtin_ctzll(static_cast<unsigned long long>(mask));
+      bit = __builtin_ctzll(static_cast<uint64_t>(mask));
     }
     return bit < BitPolicy::MAX_BITS ? bit : BitPolicy::MAX_BITS;
 #else