avoid aign conversion compiler warnings

mapnik · Jan 21, 2013 · d6587d7 · d6587d7
1 parent c315e19
commit d6587d7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/plugins/input/sqlite/sqlite_datasource.cpp b/plugins/input/sqlite/sqlite_datasource.cpp
@@ -159,7 +159,7 @@ sqlite_datasource::sqlite_datasource(parameters const& params)
     {
         std::vector<std::string> tables;
         sqlite_utils::get_tables(dataset_,tables);
-        if (*table_by_index >= tables.size())
+        if (*table_by_index < 0 || *table_by_index >= static_cast<int>(tables.size()))
         {
             std::ostringstream s;
             s << "SQLite Plugin: only "