/* Conformance Test 19.5.0.1: Verification of frexp, ldexp, modf functions */ #include int printf(const char *, ...); int main (void) { double d1, d2; int i; d1 = frexp (4.8, &i); if ((fabs(d1 - .60) > 0.00001) || (i != 3)) goto Fail; d1 = frexp (0, &i); if ((fabs(d1) > 0.00001) || (i != 0)) goto Fail; d1 = ldexp (3.2, 4); if (fabs(d1 - 51.2) > 0.00001) goto Fail; d1 = modf (-14.654, &d2); if ((fabs(d1 - (-0.654)) > 0.00001) || (d2 != -14.0)) goto Fail; printf ("Passed Conformance Test 19.5.0.1\n"); return 0; Fail: printf ("Failed Conformance Test 19.5.0.1\n"); }