Import SQLite 3.10.2.

third_party/sqlite/src/ext/fts5/fts5_expr.c

 /*
 ** 2014 May 31
 **
 ** The author disclaims copyright to this source code.  In place of
 ** a legal notice, here is a blessing:
 **
 **    May you do good and not evil.
 **    May you find forgiveness for yourself and forgive others.
 **    May you share freely, never taking more than you give.
 **
@@ skipping 2217 matching lines @@
   Fts5ExprNode *pNode = pPhrase->pNode;
   if( pNode->bEof==0 && pNode->iRowid==pExpr->pRoot->iRowid ){
     *pa = pPhrase->poslist.p;
     nRet = pPhrase->poslist.n;
   }else{
     *pa = 0;
     nRet = 0;
   }
   return nRet;
 }