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

     1  foo (char *a)
     2  {
     3    char b;
     4    int c;
     5    b = *a;
     6    c = b;
     7    if (c < 0)
     8      return 1;
     9    a[1] = b;
    10  
    11  }