Remove out-of-date comment regarding use of Parse.pConstExpr.

FossilOrigin-Name: 71548f72ad578db3d6ee409956386ace23ab2258d37cdc29ef2fb126e48f1ee3

1 files changed, 3 insertions, 8 deletions

diff --git a/src/build.c b/src/build.c
index fe3a781d6..59e3e23f0 100644
--- a/src/build.c
+++ b/src/build.c
@@ -246,19 +246,14 @@ void sqlite3FinishCoding(Parse *pParse){
     */
     if( pParse->pAinc ) sqlite3AutoincrementBegin(pParse);
 
-    /* Code constant expressions that where factored out of inner loops.
-    **
-    ** The pConstExpr list might also contain expressions that we simply
-    ** want to keep around until the Parse object is deleted.  Such
-    ** expressions have iConstExprReg==0.  Do not generate code for
-    ** those expressions, of course.
+    /* Code constant expressions that were factored out of inner loops. 
     */
     if( pParse->pConstExpr ){
       ExprList *pEL = pParse->pConstExpr;
       pParse->okConstFactor = 0;
       for(i=0; i<pEL->nExpr; i++){
-        int iReg = pEL->a[i].u.iConstExprReg;
-        sqlite3ExprCode(pParse, pEL->a[i].pExpr, iReg);
+        assert( pEL->a[i].u.iConstExprReg>0 );
+        sqlite3ExprCode(pParse, pEL->a[i].pExpr, pEL->a[i].u.iConstExprReg);
       }
     }