fix malloc-brk-fail

[libc-test] / src / math / y0f.c

diff --git a/src/math/y0f.c b/src/math/y0f.c
index 272eaff..d015279 100644 (file)
--- a/src/math/y0f.c
+++ b/src/math/y0f.c
@@ -1,34 +1,48 @@
+#define _DEFAULT_SOURCE 1
+#define _BSD_SOURCE 1
 #include <stdint.h>
 #include <stdio.h>
-#include "util.h"
+#include "mtest.h"
 
 static struct f_f t[] = {
-
 #include "sanity/y0f.h"
+#include "special/y0f.h"
+
 };
 
 int main(void)
 {
+       #pragma STDC FENV_ACCESS ON
        float y;
        float d;
-       int e, i, err = 0;
+       int e, i, bad, err = 0;
        struct f_f *p;
 
        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 = y0f(p->x);
-               e = getexcept();
+               e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW);
+
                if (!checkexcept(e, p->e, p->r)) {
-                       printf("%s y0f(%a)==%a except: want %s", rstr(p->r), p->x, p->y, estr(p->e));
+                       printf("%s:%d: bad fp exception: %s y0f(%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 = ulperrf(y, p->y, p->dy);
-               if (!checkulp(d, p->r)) {
-                       printf("%s y0f(%a) want %a got %a ulperr %.3f = %a + %a\n",
-                               rstr(p->r), p->x, p->y, y, d, d-p->dy, p->dy);
-                       err++;
+               bad = p->x < 0 && !isnan(y) && y != -inf;
+               if (bad || (!(p->x < 0) && !checkulp(d, p->r))) {
+                       if (!bad && fabsf(d) < 0x1p23f)
+                               printf("X ");
+                       else
+                               err++;
+                       printf("%s:%d: %s y0f(%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);
                }
        }
        return !!err;