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  1. #include <array>
  2. #include <initializer_list>
  3.  
  4. int main()
  5. {
  6.     constexpr std::array<int, 3> a = {{ 1, 2, 3 }};
  7.     constexpr std::initializer_list<int> b = { a[0], a[1], a[2] };
  8.  
  9.     return 0;
  10. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cpp: In function ‘int main()’:
prog.cpp:7:65: error: ‘const std::initializer_list<int>{((const int*)(&<anonymous>)), 3u}’ is not a constant expression
prog.cpp:7:42: warning: unused variable ‘b’ [-Wunused-variable]
stdout
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Standard output is empty
https://ideone.com/OOP0rL
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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