stl header execution missing

Hi all,


Using Xcode 11.2.1 and c++17


The following code does not compile


(error main.cpp:3:10: 'execution' file not found:)


#include <iostream>

#include <algorithm>

#include <execution>


int main(int argc, const char * argv[]) {

std::cout << "Hello, World!\n";


auto myvar=std::execution::par;


return 0;

}

The Parallel TS is not implemented in the clang system yet.

stl header execution missing
 
 
Q