/* Conformance Test 19.8.0.1: Verification of cos, sin, tan library functions */ #include int printf(const char *, ...); int main (void) { double d1; d1 = cos (1.0); if (fabs(d1 - 0.540302305) > 0.00001) goto Fail; d1 = sin (1.0); if (fabs(d1 - 0.841470984) > 0.00001) goto Fail; d1 = tan (1.0); if (fabs(d1 - 1.557407725) > 0.00001) goto Fail; printf ("Passed Conformance Test 19.8.0.1\n"); return 0; Fail: printf ("Failed Conformance Test 19.8.0.1\n"); }