Index: src/where.c
==================================================================
--- src/where.c
+++ src/where.c
@@ -1943,20 +1943,21 @@
   }
 }
 
 /*
 ** Search the list of WhereLoops in *ppPrev looking for one that can be
-** supplanted by pTemplate.
+** replaced by pTemplate.
 **
-** Return NULL if the WhereLoop list contains an entry that can supplant
-** pTemplate, in other words if pTemplate does not belong on the list.
+** Return NULL if pTemplate does not belong on the WhereLoop list.
+** In other words if pTemplate ought to be dropped from further consideration.
 **
-** If pX is a WhereLoop that pTemplate can supplant, then return the
+** If pX is a WhereLoop that pTemplate can replace, then return the
 ** link that points to pX.
 **
-** If pTemplate cannot supplant any existing element of the list but needs
-** to be added to the list, then return a pointer to the tail of the list.
+** If pTemplate cannot replace any existing element of the list but needs
+** to be added to the list as a new entry, then return a pointer to the
+** tail of the list.
 */
 static WhereLoop **whereLoopFindLesser(
   WhereLoop **ppPrev,
   const WhereLoop *pTemplate
 ){
@@ -2097,12 +2098,14 @@
 #if WHERETRACE_ENABLED /* 0x8 */
   if( sqlite3WhereTrace & 0x8 ){
     if( p!=0 ){
       sqlite3DebugPrintf("replace: ");
       whereLoopPrint(p, pBuilder->pWC);
+      sqlite3DebugPrintf("   with: ");
+    }else{
+      sqlite3DebugPrintf("    add: ");
     }
-    sqlite3DebugPrintf("    add: ");
     whereLoopPrint(pTemplate, pBuilder->pWC);
   }
 #endif
   if( p==0 ){
     /* Allocate a new WhereLoop to add to the end of the list */