libc/fpclassify/fpclassify.c

1 /*	$OpenBSD: fpclassify.c,v 1.1 2008/09/07 20:36:10 martynas Exp $	*/
27  * $FreeBSD: src/tools/regression/lib/libc/gen/test-fpclassify.c,v 1.3 2003/03/27 05:32:28 das Exp $
39 	assert(fpclassify((float)0) == FP_ZERO);
40 	assert(fpclassify((float)-0.0) == FP_ZERO);
41 	assert(fpclassify((float)1) == FP_NORMAL);
42 	assert(fpclassify((float)1000) == FP_NORMAL);
44 	assert(fpclassify(0x1.2p-150f) == FP_SUBNORMAL);
46 	assert(fpclassify(HUGE_VALF) == FP_INFINITE);
47 	assert(fpclassify((float)HUGE_VAL) == FP_INFINITE);
48 	assert(fpclassify((float)HUGE_VALL) == FP_INFINITE);
49 	assert(fpclassify(NAN) == FP_NAN);
51 	assert(fpclassify((double)0) == FP_ZERO);
52 	assert(fpclassify((double)-0) == FP_ZERO);
53 	assert(fpclassify((double)1) == FP_NORMAL);
54 	assert(fpclassify((double)1000) == FP_NORMAL);
56 	assert(fpclassify(0x1.2p-1075) == FP_SUBNORMAL);
58 	assert(fpclassify(HUGE_VAL) == FP_INFINITE);
59 	assert(fpclassify((double)HUGE_VALF) == FP_INFINITE);
60 	assert(fpclassify((double)HUGE_VALL) == FP_INFINITE);
61 	assert(fpclassify((double)NAN) == FP_NAN);
63 	assert(fpclassify((long double)0) == FP_ZERO);
64 	assert(fpclassify((long double)-0.0) == FP_ZERO);
65 	assert(fpclassify((long double)1) == FP_NORMAL);
66 	assert(fpclassify((long double)1000) == FP_NORMAL);
68 	assert(fpclassify(0x1.2p-16383L) == FP_SUBNORMAL);
70 	assert(fpclassify(HUGE_VALL) == FP_INFINITE);
71 	assert(fpclassify((long double)HUGE_VALF) == FP_INFINITE);
72 	assert(fpclassify((long double)HUGE_VAL) == FP_INFINITE);
73 	assert(fpclassify((long double)NAN) == FP_NAN);