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

     1  foo (a)
     2  {
     3    while ((a -= 1) != -1)
     4      bar (270000);
     5    putchar ('\n');
     6  }
     7  
     8  main ()
     9  {
    10    foo (5);
    11  }