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 // <ios> 11 12 // class ios_base 13 14 // long& iword(int idx); 15 16 #include <ios> 17 #include <string> 18 #include <cassert> 19 20 class test 21 : public std::ios 22 { 23 public: 24 test() 25 { 26 init(0); 27 } 28 }; 29 30 int main() 31 { 32 test t; 33 std::ios_base& b = t; 34 for (int i = 0; i < 10000; ++i) 35 { 36 assert(b.iword(i) == 0); 37 b.iword(i) = i; 38 assert(b.iword(i) == i); 39 for (int j = 0; j <= i; ++j) 40 assert(b.iword(j) == j); 41 } 42 } 43
