gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr26213.c


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void
xnanosleep (_Bool overflow)
{
  struct { int tv_nsec; } ts_sleep;
  if (0 <= ts_sleep.tv_nsec)
    overflow |= 1;

  for (;;)
    {
      if (overflow)
        ts_sleep.tv_nsec = 0;
      if (foo (ts_sleep))
        break;
    }
}