_Noreturn in Visual C++

Question

Hello,

I cannot compile the following code in Visual C++ and GCC in VS Code.

Source of code here:
Here

// Compile with Warning Level4 (/W4) and /std:c11  
#include <stdio.h>  
#include <stdlib.h>  
#include <stdnoreturn.h>  
  
noreturn void fatal_error(void)  
{  
    exit(3);  
}  
_Noreturn void not_coming_back(void)  
{  
    puts("There's no coming back");  
    fatal_error();  
    return; // warning C4645 - function declared with noreturn has a return statement  
}  
void done(void)  
{  
    puts("We'll never get here");  
}  
int main(void)  
{  
    not_coming_back();  
    done(); // warning c4702 - unreachable code  
    return 0;  
}  

Answer 1

...<stdnoreturn.h>

It needs Windows SDK 10.0.20348.0
(install-c17-support)