From 931663568713a75f7f7f1ffe5b68221b6d892073 Mon Sep 17 00:00:00 2001
From: Hedara <hedara90@gmail.com>
Date: Sun, 22 Feb 2026 13:36:32 +0100
Subject: [PATCH] Fix setting the wall clock crashing with OW_USE_FAKE_RTC set
 to FALSE and LTO=1

---
 src/fake_rtc.c | 6 ++++++
 src/rtc.c      | 3 ++-
 src/scrcmd.c   | 3 +++
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/fake_rtc.c b/src/fake_rtc.c
index 2024065b7d..c6b68d9105 100644
--- a/src/fake_rtc.c
+++ b/src/fake_rtc.c
@@ -50,6 +50,9 @@ void FakeRtc_TickTimeForward(void)
 
 void FakeRtc_AdvanceTimeBy(u32 days, u32 hours, u32 minutes, u32 seconds)
 {
+    if (!OW_USE_FAKE_RTC)
+        return;
+
     struct DateTime dateTime;
     struct SiiRtcInfo *rtc = FakeRtc_GetCurrentTime();
 
@@ -63,6 +66,9 @@ void FakeRtc_AdvanceTimeBy(u32 days, u32 hours, u32 minutes, u32 seconds)
 
 void FakeRtc_ForwardTimeTo(u32 hour, u32 minute, u32 second)
 {
+    if (!OW_USE_FAKE_RTC)
+        return;
+
     Script_PauseFakeRtc();
     struct Time diff, target;
     struct SiiRtcInfo *fakeRtc = FakeRtc_GetCurrentTime();
diff --git a/src/rtc.c b/src/rtc.c
index ace7bfb0c4..adab416446 100644
--- a/src/rtc.c
+++ b/src/rtc.c
@@ -349,7 +349,8 @@ void RtcCalcLocalTimeOffset(s32 days, s32 hours, s32 minutes, s32 seconds)
     gLocalTime.hours = hours;
     gLocalTime.minutes = minutes;
     gLocalTime.seconds = seconds;
-    FakeRtc_ManuallySetTime(gLocalTime.days, gLocalTime.hours, gLocalTime.minutes, seconds);
+    if (!OW_USE_FAKE_RTC)
+        FakeRtc_ManuallySetTime(gLocalTime.days, gLocalTime.hours, gLocalTime.minutes, seconds);
     RtcGetInfo(&sRtc);
     RtcCalcTimeDifference(&sRtc, &gSaveBlock2Ptr->localTimeOffset, &gLocalTime);
 }
diff --git a/src/scrcmd.c b/src/scrcmd.c
index e05190c18d..7983f54b43 100644
--- a/src/scrcmd.c
+++ b/src/scrcmd.c
@@ -3239,6 +3239,9 @@ bool8 ScrCmd_fwdtime(struct ScriptContext *ctx)
 
 bool8 ScrCmd_fwdweekday(struct ScriptContext *ctx)
 {
+    if (!OW_USE_FAKE_RTC)
+        return FALSE;
+
     struct SiiRtcInfo *rtc = FakeRtc_GetCurrentTime();
 
     u32 weekdayTarget = ScriptReadWord(ctx);