X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fmath%2Fy0.c;h=adf1416170c255a748017d6a28759268532767f2;hb=ea45c84bfba9dc8d703e963b18948b886fcd614e;hp=41edba4561c9adee2f8b6b03b60a78802860cc34;hpb=457b0dbfc1d72080f6ba9fe47cd712e0f090732a;p=libc-test diff --git a/src/math/y0.c b/src/math/y0.c index 41edba4..adf1416 100644 --- a/src/math/y0.c +++ b/src/math/y0.c @@ -1,14 +1,18 @@ +#define _BSD_SOURCE 1 +#define _XOPEN_SOURCE 700 #include #include -#include "util.h" +#include "mtest.h" static struct d_d t[] = { #include "sanity/y0.h" +#include "special/y0.h" }; int main(void) { + #pragma STDC FENV_ACCESS ON double y; float d; int e, i, err = 0; @@ -16,9 +20,14 @@ 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 = y0(p->x); - e = getexcept(); + e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW); + if (!checkexcept(e, p->e, p->r)) { printf("%s:%d: bad fp exception: %s y0(%a)=%a, want %s", p->file, p->line, rstr(p->r), p->x, p->y, estr(p->e)); @@ -26,7 +35,7 @@ int main(void) err++; } d = ulperr(y, p->y, p->dy); - if (!checkulp(d, p->r)) { + if ((!(p->x < 0) && !checkulp(d, p->r)) || (p->x < 0 && !isnan(y) && y != -inf)) { printf("%s:%d: %s y0(%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++;