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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 // <complex>
     11 
     12 // complex& operator*=(const complex& rhs);
     13 
     14 #include <complex>
     15 #include <cassert>
     16 
     17 template <class T>
     18 void
     19 test()
     20 {
     21     std::complex<T> c(1);
     22     const std::complex<T> c2(1.5, 2.5);
     23     assert(c.real() == 1);
     24     assert(c.imag() == 0);
     25     c *= c2;
     26     assert(c.real() == 1.5);
     27     assert(c.imag() == 2.5);
     28     c *= c2;
     29     assert(c.real() == -4);
     30     assert(c.imag() == 7.5);
     31 
     32     std::complex<T> c3;
     33 
     34     c3 = c;
     35     std::complex<int> ic (1,1);
     36     c3 *= ic;
     37     assert(c3.real() == -11.5);
     38     assert(c3.imag() ==   3.5);
     39 
     40     c3 = c;
     41     std::complex<float> fc (1,1);
     42     c3 *= fc;
     43     assert(c3.real() == -11.5);
     44     assert(c3.imag() ==   3.5);
     45 }
     46 
     47 int main()
     48 {
     49     test<float>();
     50     test<double>();
     51     test<long double>();
     52 }
     53