Compile error : undefined reference to‘__atomic_fetch_add_4’

Question

#include 
using namespace cv;

int main()
{
  Mat img=imread(\"cornea.jpg\");
  imshow(\"src\",img);
  waitKey(0);
  return 0;
}
         


        

Answer 1

You may need to link with atomic library. Try with

-latomic

in your GCC compilation command line.

NOTE: i had to do it compiling with CLang 8 on a ARMv7 device (Android).