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

     1  foo (a, b)
     2  {
     3    int t;
     4    while (b < 0)
     5      {
     6        t = a;
     7        a = b;
     8        b = t;
     9      }
    10    return a + b;
    11  }