From a56270a832812fbd9255c1da5cef1324216308f3 Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter@eisentraut.org>
Date: Fri, 28 Aug 2026 23:06:46 +0200
Subject: [PATCH v2 1/6] Remove unused global variable [xlog.c]

src/backend/access/transam/xlog.c:675:19: error: variable 'LocalMinRecoveryPointTLI' set but not used [-Werror,-Wunused-but-set-global]

This was apparently never used (initial commit 70e81861fad).

Discussion: https://www.postgresql.org/message-id/flat/eb013f9d-2247-444e-8815-9d17b4ce78e7%40eisentraut.org
---
 src/backend/access/transam/xlog.c | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c
index 3203f2fd4ee..b98fe621964 100644
--- a/src/backend/access/transam/xlog.c
+++ b/src/backend/access/transam/xlog.c
@@ -672,7 +672,6 @@ static TimeLineID openLogTLI = 0;
  * Those values are kept consistent as long as crash recovery runs.
  */
 static XLogRecPtr LocalMinRecoveryPoint;
-static TimeLineID LocalMinRecoveryPointTLI;
 static bool updateMinRecoveryPoint = true;
 
 /*
@@ -2752,7 +2751,6 @@ UpdateMinRecoveryPoint(XLogRecPtr lsn, bool force)
 
 	/* update local copy */
 	LocalMinRecoveryPoint = ControlFile->minRecoveryPoint;
-	LocalMinRecoveryPointTLI = ControlFile->minRecoveryPointTLI;
 
 	if (!XLogRecPtrIsValid(LocalMinRecoveryPoint))
 		updateMinRecoveryPoint = false;
@@ -2787,7 +2785,6 @@ UpdateMinRecoveryPoint(XLogRecPtr lsn, bool force)
 			ControlFile->minRecoveryPointTLI = newMinRecoveryPointTLI;
 			UpdateControlFile();
 			LocalMinRecoveryPoint = newMinRecoveryPoint;
-			LocalMinRecoveryPointTLI = newMinRecoveryPointTLI;
 
 			ereport(DEBUG2,
 					errmsg_internal("updated min recovery point to %X/%08X on timeline %u",
@@ -3201,7 +3198,6 @@ XLogNeedsFlush(XLogRecPtr record)
 		if (!LWLockConditionalAcquire(ControlFileLock, LW_SHARED))
 			return true;
 		LocalMinRecoveryPoint = ControlFile->minRecoveryPoint;
-		LocalMinRecoveryPointTLI = ControlFile->minRecoveryPointTLI;
 		LWLockRelease(ControlFileLock);
 
 		/*
@@ -6207,12 +6203,10 @@ StartupXLOG(void)
 		if (InArchiveRecovery)
 		{
 			LocalMinRecoveryPoint = ControlFile->minRecoveryPoint;
-			LocalMinRecoveryPointTLI = ControlFile->minRecoveryPointTLI;
 		}
 		else
 		{
 			LocalMinRecoveryPoint = InvalidXLogRecPtr;
-			LocalMinRecoveryPointTLI = 0;
 		}
 
 		/* Check that the GUCs used to generate the WAL allow recovery */
@@ -6749,7 +6743,6 @@ SwitchIntoArchiveRecovery(XLogRecPtr EndRecPtr, TimeLineID replayTLI)
 	}
 	/* update local copy */
 	LocalMinRecoveryPoint = ControlFile->minRecoveryPoint;
-	LocalMinRecoveryPointTLI = ControlFile->minRecoveryPointTLI;
 
 	/*
 	 * The startup process can update its local copy of minRecoveryPoint from
@@ -8316,7 +8309,6 @@ CreateRestartPoint(int flags)
 
 				/* update local copy */
 				LocalMinRecoveryPoint = ControlFile->minRecoveryPoint;
-				LocalMinRecoveryPointTLI = ControlFile->minRecoveryPointTLI;
 			}
 			if (flags & CHECKPOINT_IS_SHUTDOWN)
 				ControlFile->state = DB_SHUTDOWNED_IN_RECOVERY;
@@ -9161,7 +9153,6 @@ xlog_redo(XLogReaderState *record)
 		if (InArchiveRecovery)
 		{
 			LocalMinRecoveryPoint = ControlFile->minRecoveryPoint;
-			LocalMinRecoveryPointTLI = ControlFile->minRecoveryPointTLI;
 		}
 		if (XLogRecPtrIsValid(LocalMinRecoveryPoint) && LocalMinRecoveryPoint < lsn)
 		{
@@ -9307,7 +9298,6 @@ xlog2_redo(XLogReaderState *record)
 		if (InArchiveRecovery)
 		{
 			LocalMinRecoveryPoint = ControlFile->minRecoveryPoint;
-			LocalMinRecoveryPointTLI = ControlFile->minRecoveryPointTLI;
 		}
 		if (XLogRecPtrIsValid(LocalMinRecoveryPoint) && LocalMinRecoveryPoint < lsn)
 		{
-- 
2.55.0