1570af302Sopenharmony_ci#define _XOPEN_SOURCE 700 2570af302Sopenharmony_ci#include <stdint.h> 3570af302Sopenharmony_ci#include <stdio.h> 4570af302Sopenharmony_ci#include "mtest.h" 5570af302Sopenharmony_ci 6570af302Sopenharmony_cistatic struct d_di t[] = { 7570af302Sopenharmony_ci#include "sanity/lgamma.h" 8570af302Sopenharmony_ci#include "special/lgamma.h" 9570af302Sopenharmony_ci 10570af302Sopenharmony_ci}; 11570af302Sopenharmony_ci 12570af302Sopenharmony_ciint main(void) 13570af302Sopenharmony_ci{ 14570af302Sopenharmony_ci #pragma STDC FENV_ACCESS ON 15570af302Sopenharmony_ci int yi; 16570af302Sopenharmony_ci double y; 17570af302Sopenharmony_ci float d; 18570af302Sopenharmony_ci int e, i, bad, err = 0; 19570af302Sopenharmony_ci struct d_di *p; 20570af302Sopenharmony_ci 21570af302Sopenharmony_ci for (i = 0; i < sizeof t/sizeof *t; i++) { 22570af302Sopenharmony_ci p = t + i; 23570af302Sopenharmony_ci 24570af302Sopenharmony_ci if (p->r < 0) 25570af302Sopenharmony_ci continue; 26570af302Sopenharmony_ci fesetround(p->r); 27570af302Sopenharmony_ci feclearexcept(FE_ALL_EXCEPT); 28570af302Sopenharmony_ci y = lgamma(p->x); 29570af302Sopenharmony_ci yi = signgam; 30570af302Sopenharmony_ci e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW); 31570af302Sopenharmony_ci 32570af302Sopenharmony_ci if (!checkexcept(e, p->e, p->r)) { 33570af302Sopenharmony_ci printf("%s:%d: bad fp exception: %s lgamma(%a)=%a,%lld, want %s", 34570af302Sopenharmony_ci p->file, p->line, rstr(p->r), p->x, p->y, p->i, estr(p->e)); 35570af302Sopenharmony_ci printf(" got %s\n", estr(e)); 36570af302Sopenharmony_ci err++; 37570af302Sopenharmony_ci } 38570af302Sopenharmony_ci d = ulperr(y, p->y, p->dy); 39570af302Sopenharmony_ci bad = !isnan(p->x) && p->x!=-inf && !(p->e&DIVBYZERO) && yi != p->i; 40570af302Sopenharmony_ci if (bad || !checkulp(d, p->r)) { 41570af302Sopenharmony_ci if (!bad && fabsf(d) < 11.0f) 42570af302Sopenharmony_ci printf("X "); 43570af302Sopenharmony_ci else 44570af302Sopenharmony_ci err++; 45570af302Sopenharmony_ci printf("%s:%d: %s lgamma(%a) want %a,%lld got %a,%d ulperr %.3f = %a + %a\n", 46570af302Sopenharmony_ci p->file, p->line, rstr(p->r), p->x, p->y, p->i, y, yi, d, d-p->dy, p->dy); 47570af302Sopenharmony_ci } 48570af302Sopenharmony_ci } 49570af302Sopenharmony_ci return !!err; 50570af302Sopenharmony_ci} 51