add ere backref regression test

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

diff --git a/src/math/powl.c b/src/math/powl.c
index 7c94362..f66d8c7 100644 (file)
--- a/src/math/powl.c
+++ b/src/math/powl.c
@@ -1,21 +1,24 @@
 #include <stdint.h>
 #include <stdio.h>
-#include "util.h"
+#include "mtest.h"
 
 static struct ll_l t[] = {
 #if LDBL_MANT_DIG == 53
 #include "crlibm/pow.h"
 #include "ucb/pow.h"
 #include "sanity/pow.h"
+#include "special/pow.h"
 
 #elif LDBL_MANT_DIG == 64
 #include "sanity/powl.h"
+#include "special/powl.h"
 
 #endif
 };
 
 int main(void)
 {
+       #pragma STDC FENV_ACCESS ON
        long double y;
        float d;
        int e, i, err = 0;
@@ -23,9 +26,14 @@ 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 = powl(p->x, p->x2);
-               e = getexcept();
+               e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW);
+
                if (!checkexcept(e, p->e, p->r)) {
                        printf("%s:%d: bad fp exception: %s powl(%La,%La)=%La, want %s",
                                p->file, p->line, rstr(p->r), p->x, p->x2, p->y, estr(p->e));