modernc.org/cc@v1.0.1/testdata/gcc-6.3.0/gcc/testsuite/gcc.c-torture/compile/pr23233-1.c (about)

     1  void foo (volatile long long *x)
     2  {
     3    while (*x)
     4      {
     5        *x = 0;
     6        *((volatile char *) 0) = 0;
     7      }
     8  }