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math: fenv status flag fixes
[libc-test]
/
src
/
math
/
acos.c
diff --git
a/src/math/acos.c
b/src/math/acos.c
index
e8e7743
..
42c036e
100644
(file)
--- a/
src/math/acos.c
+++ b/
src/math/acos.c
@@
-1,16
+1,18
@@
#include <stdint.h>
#include <stdio.h>
#include <stdint.h>
#include <stdio.h>
-#include "
util
.h"
+#include "
mtest
.h"
static struct d_d t[] = {
#include "crlibm/acos.h"
#include "ucb/acos.h"
#include "sanity/acos.h"
static struct d_d t[] = {
#include "crlibm/acos.h"
#include "ucb/acos.h"
#include "sanity/acos.h"
+#include "special/acos.h"
};
int main(void)
{
};
int main(void)
{
+ #pragma STDC FENV_ACCESS ON
double y;
float d;
int e, i, err = 0;
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;
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 = acos(p->x);
y = acos(p->x);
- e = getexcept();
+ e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW);
+
if (!checkexcept(e, p->e, p->r)) {
if (!checkexcept(e, p->e, p->r)) {
- printf("%s acos(%a)==%a except: want %s", rstr(p->r), p->x, p->y, estr(p->e));
+ printf("%s:%d: bad fp exception: %s acos(%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(" got %s\n", estr(e));
err++;
}
d = ulperr(y, p->y, p->dy);
if (!checkulp(d, p->r)) {
- printf("%s acos(%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
acos(%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++;
}
}
err++;
}
}