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  1. #include <string>
  2. std::string S = "123567876";
  3.  
  4. constexpr size_t p() noexcept {
  5.   return 10U;
  6. }
  7.  
  8. template<const size_t = size_t()>
  9. constexpr size_t f(size_t i, size_t j) noexcept {
  10.   return std::move(i + j + S.size() + p());
  11. }
  12.  
  13. #include <iostream>
  14. int main() {
  15.   // static constexpr const auto v = f<>(1U, 2U); // error!
  16.   std::cout << f(1U, 2U) << "\n";
  17.   return 0;
  18. }
Success #stdin #stdout 0s 3460KB
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22
https://ideone.com/ynHeGV
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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