Import SQLite 3.7.6.3.

third_party/sqlite/src/ext/icu/icu.c

 /*
 ** 2007 May 6
 **
 ** 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 229 matching lines @@
 **     uregex_open()
 **     uregex_matches()
 **     uregex_close()
 */
 static void icuRegexpFunc(sqlite3_context *p, int nArg, sqlite3_value **apArg){
   UErrorCode status = U_ZERO_ERROR;
   URegularExpression *pExpr;
   UBool res;
   const UChar *zString = sqlite3_value_text16(apArg[1]);
 
+  (void)nArg;  /* Unused parameter */
+
   /* If the left hand side of the regexp operator is NULL, 
   ** then the result is also NULL. 
   */
   if( !zString ){
     return;
   }
 
   pExpr = sqlite3_get_auxdata(p, 0);
   if( !pExpr ){
     const UChar *zPattern = sqlite3_value_text16(apArg[0]);
@@ skipping 208 matching lines @@
 
     {"like",   2, SQLITE_UTF8,         0, icuLikeFunc},
     {"like",   3, SQLITE_UTF8,         0, icuLikeFunc},
 
     {"icu_load_collation",  2, SQLITE_UTF8, (void*)db, icuLoadCollation},
   };
 
   int rc = SQLITE_OK;
   int i;
 
-  for(i=0; rc==SQLITE_OK && i<(sizeof(scalars)/sizeof(struct IcuScalar)); i++){
+  for(i=0; rc==SQLITE_OK && i<(int)(sizeof(scalars)/sizeof(scalars[0])); i++){
     struct IcuScalar *p = &scalars[i];
     rc = sqlite3_create_function(
         db, p->zName, p->nArg, p->enc, p->pContext, p->xFunc, 0, 0
     );
   }
 
   return rc;
 }
 
 #if !SQLITE_CORE
 int sqlite3_extension_init(
   sqlite3 *db, 
   char **pzErrMsg,
   const sqlite3_api_routines *pApi
 ){
   SQLITE_EXTENSION_INIT2(pApi)
   return sqlite3IcuInit(db);
 }
 #endif
 
 #endif