X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fmath%2Ftan.c;h=01452f1b84d0c7b30a063f0db32526a3c9442eb5;hb=1a1bad41337d53922fde2abf8645de006c871965;hp=5057e218ba6ea30065e4621ecb18c36faab6b965;hpb=4282b03a8c212b0e38af1876364be5f332673ce6;p=libc-test diff --git a/src/math/tan.c b/src/math/tan.c index 5057e21..01452f1 100644 --- a/src/math/tan.c +++ b/src/math/tan.c @@ -6,11 +6,13 @@ static struct d_d t[] = { #include "crlibm/tan.h" #include "ucb/tan.h" #include "sanity/tan.h" +#include "special/tan.h" }; int main(void) { + #pragma STDC FENV_ACCESS ON double y; float d; int e, i, err = 0; @@ -18,18 +20,24 @@ int main(void) for (i = 0; i < sizeof t/sizeof *t; i++) { p = t + i; - setupfenv(p->r); + + if (p->r < 0) + continue; + fesetround(p->r); + feclearexcept(FE_ALL_EXCEPT); y = tan(p->x); - e = getexcept(); + e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW); + if (!checkexcept(e, p->e, p->r)) { - printf("%s tan(%a)==%a except: want %s", rstr(p->r), p->x, p->y, estr(p->e)); + printf("%s:%d: bad fp exception: %s tan(%a)=%a, want %s", + p->file, p->line, rstr(p->r), p->x, p->y, estr(p->e)); printf(" got %s\n", estr(e)); err++; } d = ulperr(y, p->y, p->dy); if (!checkulp(d, p->r)) { - printf("%s tan(%a) want %a got %a ulperr %.3f = %a + %a\n", - rstr(p->r), p->x, p->y, y, d, d-p->dy, p->dy); + printf("%s:%d: %s tan(%a) want %a got %a ulperr %.3f = %a + %a\n", + p->file, p->line, rstr(p->r), p->x, p->y, y, d, d-p->dy, p->dy); err++; } }