v2 144 maint/gnulib/tests/test-simple-atomic.c uintptr_t v2 = ~(uintptr_t)0 / 5 * 4; v2 154 maint/gnulib/tests/test-simple-atomic.c ASSERT (atomic_compare_and_swap_ptr (&x[1], v1, v2) == v1); v2 155 maint/gnulib/tests/test-simple-atomic.c ASSERT (x[1] == v2);