1  /* { dg-require-effective-target signal } */
       2  #include <stdio.h>
       3  #include <signal.h>
       4  
       5  extern void body_of_program(void);
       6  
       7  /* Example of a non-static signal handler.  */
       8  
       9  void handler(int signum)
      10  {
      11    fprintf(stderr, "LOG: %i", signum); /* { dg-warning "call to 'fprintf' from within signal handler" } */
      12  }
      13  
      14  int main(int argc, const char *argv)
      15  {
      16    signal(SIGINT, handler); /* { dg-message "registering 'handler' as signal handler" } */
      17  
      18    body_of_program();
      19  
      20    return 0;
      21  }