X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fmath%2Fyn.c;h=9dcaa616876c81abd5e9551e7d5a31fdd318601b;hb=7b5ccd5b5297e4a0e413a1517699fbfb5bb575be;hp=9763c405dfab584f37d98a81bd03a73d24b28617;hpb=f3f0ff4782fc90bd0f3e48fd541ee431f76aaed1;p=libc-test

diff --git a/src/math/yn.c b/src/math/yn.c
index 9763c40..9dcaa61 100644
--- a/src/math/yn.c
+++ b/src/math/yn.c
@@ -1,6 +1,8 @@
+#define _BSD_SOURCE 1
+#define _XOPEN_SOURCE 700
 #include <stdint.h>
 #include <stdio.h>
-#include "util.h"
+#include "mtest.h"
 
 static struct di_d t[] = {
 #include "sanity/yn.h"
@@ -32,7 +34,7 @@ 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 yn(%a, %lld) want %a got %a, ulperr %.3f = %a + %a\n",
 				p->file, p->line, rstr(p->r), p->x, p->i, p->y, y, d, d-p->dy, p->dy);
 			err++;