From c3b38c0d2cc0f16538be7a5773258c8364c25302 Mon Sep 17 00:00:00 2001
From: Theo Arends <11044339+arendst@users.noreply.github.com>
Date: Tue, 24 Aug 2021 20:48:50 +0200
Subject: [PATCH] Fix ESP32-C3 compilation (#12961)

---
 tasmota/xsns_33_ds3231.ino | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tasmota/xsns_33_ds3231.ino b/tasmota/xsns_33_ds3231.ino
index 7c933f855..34e952ab4 100644
--- a/tasmota/xsns_33_ds3231.ino
+++ b/tasmota/xsns_33_ds3231.ino
@@ -150,7 +150,7 @@ void DS3231EverySecond(void)
       TasmotaGlobal.rules_flag.time_set = 1;
     }
   }
-  else if (!ds3231WriteStatus && Rtc.utc_time > START_VALID_TIME && abs(Rtc.utc_time - ReadFromDS3231()) > 60) {//if time is valid and is drift from RTC in more that 60 second
+  else if (!ds3231WriteStatus && Rtc.utc_time > START_VALID_TIME && abs((int32_t)(Rtc.utc_time - ReadFromDS3231())) > 60) {  // If time is valid and is drift from RTC in more that 60 second
     AddLog(LOG_LEVEL_INFO, PSTR("Write Time TO DS3231 from NTP (" D_UTC_TIME ") %s, (" D_DST_TIME ") %s, (" D_STD_TIME ") %s"),
                 GetDateAndTime(DT_UTC).c_str(), GetDateAndTime(DT_DST).c_str(), GetDateAndTime(DT_STD).c_str());
     SetDS3231Time (Rtc.utc_time); //update the DS3231 time