modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/compile/funcptr-1.c (about)

     1  extern int (*gp)(const char*);
     2  
     3  int
     4  g (const char* d)
     5  {
     6    printf ("g");
     7    return 0;
     8  }
     9  
    10  f ()
    11  {
    12    int errcnt=0;
    13  
    14    if (gp != g)
    15      {
    16        printf ("f");
    17        errcnt++;
    18      }
    19  }