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  1. #include <iostream>
  2.  
  3. class Test {
  4. public:
  5.   constexpr Test(int i) : i(i) { }
  6.   constexpr int get() { return i; };
  7. private:
  8.   int i;
  9. };
  10.  
  11. constexpr int test()
  12. {
  13.   return 1;
  14. }
  15.  
  16. int main() {
  17.   int x = 0;
  18.  
  19.   constexpr Test y = Test(4);
  20.  
  21.   switch (x) {
  22.   case test(): // this is OK
  23.     break;
  24.   case y.get(): // not working
  25.     break;
  26.   }
  27.  
  28.   std::cout << "This is the end!" << std::endl;
  29.   return 0;
  30. }
Success #stdin #stdout 0s 3340KB
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stdin
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Standard input is empty
stdout
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This is the end!
https://ideone.com/5QsT2A
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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