#include <iostream> int main() { constexpr int x = 2; static_assert(x == 1, "x doesn't equal 1"); return 0; }
Standard input is empty
prog.cpp: In function ‘int main()’: prog.cpp:6:3: error: static assertion failed: x doesn't equal 1 static_assert(x == 1, "x doesn't equal 1"); ^
Standard output is empty