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      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 // fmtflags setf(fmtflags fmtfl)
     15 
     16 #include <ios>
     17 #include <cassert>
     18 
     19 class test
     20     : public std::ios
     21 {
     22 public:
     23     test()
     24     {
     25         init(0);
     26     }
     27 };
     28 
     29 int main()
     30 {
     31     test t;
     32     assert(t.flags() == (test::skipws | test::dec));
     33     test::fmtflags f = t.setf(test::hex | test::right);
     34     assert(f == (test::skipws | test::dec));
     35     assert(t.flags() == (test::skipws | test::dec | test::hex | test::right));
     36 }
     37