test_signal_fpu
test_signal_fpu(NULL, &test_double, &trash_double, NULL);
test_signal_fpu(NULL, &test_float, &trash_float, NULL);
test_signal_fpu(NULL, &test_ldouble, &trash_ldouble, NULL);
test_signal_fpu(&x87_supported, &test_x87, &trash_x87, NULL);
test_signal_fpu(&xmm_supported, &test_xmm, &trash_xmm, NULL);
test_signal_fpu(&ymm_supported, &test_ymm, &trash_ymm, NULL);