Use the VList object to replace Parse.azVar for tracking the mapping between

SQL parameter names and parameter numbers.  There is a performance
improvement, though there are still a few hiccups in the current code.

FossilOrigin-Name: 68ecafa1425a41358c88f41efea3262f1b4490f2

1 files changed, 2 insertions, 4 deletions

diff --git a/src/tokenize.c b/src/tokenize.c
index 0e60c56d6..c400dcd55 100644
--- a/src/tokenize.c
+++ b/src/tokenize.c
@@ -500,8 +500,7 @@ int sqlite3RunParser(Parse *pParse, const char *zSql, char **pzErrMsg){
   assert( pParse->pNewTable==0 );
   assert( pParse->pNewTrigger==0 );
   assert( pParse->nVar==0 );
-  assert( pParse->nzVar==0 );
-  assert( pParse->azVar==0 );
+  assert( pParse->pVList==0 );
   while( 1 ){
     assert( i>=0 );
     if( zSql[i]!=0 ){
@@ -588,8 +587,7 @@ int sqlite3RunParser(Parse *pParse, const char *zSql, char **pzErrMsg){
 
   if( pParse->pWithToFree ) sqlite3WithDelete(db, pParse->pWithToFree);
   sqlite3DeleteTrigger(db, pParse->pNewTrigger);
-  for(i=pParse->nzVar-1; i>=0; i--) sqlite3DbFree(db, pParse->azVar[i]);
-  sqlite3DbFree(db, pParse->azVar);
+  sqlite3DbFree(db, pParse->pVList);
   while( pParse->pAinc ){
     AutoincInfo *p = pParse->pAinc;
     pParse->pAinc = p->pNext;