1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #include <ext/hash_map> 11 12 int main() 13 { 14 __gnu_cxx::hash_map<int, int> m; 15 m[1] = 1; 16 const __gnu_cxx::hash_map<int, int> &cm = m; 17 cm.find(1)->second = 2; // error 18 } 19