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  1. #include <iostream>
  2.  
  3. template <int I1, int I2>
  4. struct adder
  5. {
  6.    static const int i1 = I1;
  7.    static const int i2 = I2;
  8. };
  9.  
  10. template <typename A, int I>
  11. struct fusedmultiplyadder
  12. {
  13.    typedef A a;
  14.    static const int i = I;
  15. };
  16.  
  17. template <typename a, int i>
  18. void foo(fusedmultiplyadder<a, i>)
  19. {
  20.    std::cout << "fma: " << a::i1 << ", " << a::i2 << ", " << i << std::endl;
  21. }
  22.  
  23. int main()
  24. {
  25.    fusedmultiplyadder<adder<2, 3>, 4> fma;
  26.    foo(fma);
  27.    return 0;
  28. }
Success #stdin #stdout 0s 2928KB
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stdin
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Standard input is empty
stdout
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fma: 2, 3, 4
https://ideone.com/eYmyZ
language:
C++14 (gcc 8.3)
created:
13 years ago
visibility:
public

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