diff options
Diffstat (limited to 'test/math/gamma.c')
-rw-r--r-- | test/math/gamma.c | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/test/math/gamma.c b/test/math/gamma.c deleted file mode 100644 index 69c10afa4..000000000 --- a/test/math/gamma.c +++ /dev/null @@ -1,73 +0,0 @@ -#include <math.h> -#include <float.h> -#include <stdlib.h> -#include <stdint.h> -#include <stdio.h> - -#define check_d1(func, param, expected) \ -do { \ - int err; hex_union ur; hex_union up; \ - double result = func(param); up.f = param; ur.f = result; \ - errors += (err = (result != (expected))); \ - err \ - ? printf("FAIL: %s(%g/"HEXFMT")=%g/"HEXFMT" (expected %g)\n", \ - #func, (double)(param), (long long)up.hex, result, (long long)ur.hex, (double)(expected)) \ - : printf("PASS: %s(%g)=%g\n", #func, (double)(param), result); \ -} while (0) - -#define HEXFMT "%08llx" -typedef union { - double f; - uint64_t hex; -} hex_union; -double result; - -#define M_2_SQRT_PIl 3.5449077018110320545963349666822903L /* 2 sqrt (M_PIl) */ -#define M_SQRT_PIl 1.7724538509055160272981674833411451L /* sqrt (M_PIl) */ - -double zero = 0.0; -double minus_zero = 0.0; -double nan_value = 0.0; -int errors = 0; - -int main(void) -{ - nan_value /= nan_value; - minus_zero = copysign(zero, -1.0); - - //check_d1(tgamma, HUGE_VAL, NAN); - //check_d1(tgamma, negative_integer, NAN); - check_d1(tgamma, 0.0, HUGE_VAL); /* pole */ - check_d1(tgamma, minus_zero, -HUGE_VAL); /* pole */ - check_d1(tgamma, DBL_MAX/2, HUGE_VAL); /* overflow to inf */ - check_d1(tgamma, DBL_MAX, HUGE_VAL); /* overflow to inf */ - check_d1(tgamma, HUGE_VAL, HUGE_VAL); /* overflow to inf */ - check_d1(tgamma, 7, 2*3*4*5*6); /* normal value */ - check_d1(tgamma, -0.5, -M_2_SQRT_PIl); /* normal value (testing negative points) */ - - check_d1(lgamma, -HUGE_VAL, HUGE_VAL); - //check_d1(lgamma, HUGE_VAL, NAN); - check_d1(lgamma, 0.0, HUGE_VAL); /* pole */ - check_d1(lgamma, minus_zero, HUGE_VAL); /* pole */ - check_d1(lgamma, 1.0, 0.0); - check_d1(lgamma, 2.0, 0.0); - check_d1(lgamma, DBL_MAX/2, HUGE_VAL); /* overflow to inf */ - check_d1(lgamma, DBL_MAX, HUGE_VAL); /* overflow to inf */ - check_d1(lgamma, HUGE_VAL, HUGE_VAL); /* overflow to inf */ - check_d1(lgamma, 7, log(2*3*4*5*6)); /* normal value */ - - /* In glibc, gamma == lgamma. (In BSD, it's == tgamma */ - check_d1(gamma, -HUGE_VAL, HUGE_VAL); - //check_d1(gamma, HUGE_VAL, NAN); - check_d1(gamma, 0.0, HUGE_VAL); /* pole */ - check_d1(gamma, minus_zero, HUGE_VAL); /* pole */ - check_d1(gamma, 1.0, 0.0); - check_d1(gamma, 2.0, 0.0); - check_d1(gamma, DBL_MAX/2, HUGE_VAL); /* overflow to inf */ - check_d1(gamma, DBL_MAX, HUGE_VAL); /* overflow to inf */ - check_d1(gamma, HUGE_VAL, HUGE_VAL); /* overflow to inf */ - check_d1(gamma, 7, log(2*3*4*5*6)); /* normal value */ - - printf("Errors: %d\n", errors); - return errors; -} |