Index: src/pager.c
==================================================================
--- src/pager.c
+++ src/pager.c
@@ -6657,10 +6657,19 @@
 ** sqlite3BackupUpdate() only.
 */
 sqlite3_backup **sqlite3PagerBackupPtr(Pager *pPager){
   return &pPager->pBackup;
 }
+
+#ifndef SQLITE_OMIT_VACUUM
+/*
+** Unless this is an in-memory or temporary database, clear the pager cache.
+*/
+void sqlite3PagerClearCache(Pager *pPager){
+  if( !MEMDB && pPager->tempFile==0 ) pager_reset(pPager);
+}
+#endif
 
 #ifndef SQLITE_OMIT_WAL
 /*
 ** This function is called when the user invokes "PRAGMA wal_checkpoint",
 ** "PRAGMA wal_blocking_checkpoint" or calls the sqlite3_wal_checkpoint()
@@ -6834,17 +6843,10 @@
     }
   }
   return rc;
 }
 
-/*
-** Unless this is an in-memory or temporary database, clear the pager cache.
-*/
-void sqlite3PagerClearCache(Pager *pPager){
-  if( !MEMDB && pPager->tempFile==0 ) pager_reset(pPager);
-}
-
 #ifdef SQLITE_HAS_CODEC
 /*
 ** This function is called by the wal module when writing page content
 ** into the log file.
 **