Index: src/build.c
==================================================================
--- src/build.c
+++ src/build.c
@@ -590,20 +590,14 @@
 ** contains lookaside memory.  (Table objects in the schema do not use
 ** lookaside memory, but some ephemeral Table objects do.)  Or the
 ** db parameter can be used with db->pnBytesFreed to measure the memory
 ** used by the Table object.
 */
-void sqlite3DeleteTable(sqlite3 *db, Table *pTable){
+static void SQLITE_NOINLINE deleteTable(sqlite3 *db, Table *pTable){
   Index *pIndex, *pNext;
   TESTONLY( int nLookaside; ) /* Used to verify lookaside not used for schema */
 
-  assert( !pTable || pTable->nRef>0 );
-
-  /* Do not delete the table until the reference count reaches zero. */
-  if( !pTable ) return;
-  if( ((!db || db->pnBytesFreed==0) && (--pTable->nRef)>0) ) return;
-
   /* Record the number of outstanding lookaside allocations in schema Tables
   ** prior to doing any free() operations.  Since schema Tables do not use
   ** lookaside, this number should not change. */
   TESTONLY( nLookaside = (db && (pTable->tabFlags & TF_Ephemeral)==0) ?
                          db->lookaside.nOut : 0 );
@@ -639,10 +633,17 @@
   sqlite3DbFree(db, pTable);
 
   /* Verify that no lookaside memory was used by schema tables */
   assert( nLookaside==0 || nLookaside==db->lookaside.nOut );
 }
+void sqlite3DeleteTable(sqlite3 *db, Table *pTable){
+  /* Do not delete the table until the reference count reaches zero. */
+  if( !pTable ) return;
+  if( ((!db || db->pnBytesFreed==0) && (--pTable->nRef)>0) ) return;
+  deleteTable(db, pTable);
+}
+
 
 /*
 ** Unlink the given table from the hash tables and the delete the
 ** table structure with all its indices and foreign keys.
 */
@@ -2219,11 +2220,11 @@
       assert( sqlite3SchemaMutexHeld(db, 0, pTable->pSchema) );
     }else{
       pTable->nCol = 0;
       nErr++;
     }
-    if( pSelTab ) sqlite3DeleteTable(db, pSelTab);
+    sqlite3DeleteTable(db, pSelTab);
     sqlite3SelectDelete(db, pSel);
     db->lookaside.bDisable--;
   } else {
     nErr++;
   }