X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fmath%2Fy0.c;h=6684822e90da6e7e08f98953ca97ebb82f9ca974;hb=cf1c9918305e2c23758f589a23c1f71af4c431ba;hp=d098064b4a9a61c1c7c79b6f8330d06b7a8a0447;hpb=f3f0ff4782fc90bd0f3e48fd541ee431f76aaed1;p=libc-test

diff --git a/src/math/y0.c b/src/math/y0.c
index d098064..6684822 100644
--- a/src/math/y0.c
+++ b/src/math/y0.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 d_d t[] = {
 #include "sanity/y0.h"
@@ -33,10 +35,13 @@ int main(void)
 			err++;
 		}
 		d = ulperr(y, p->y, p->dy);
-		if (!checkulp(d, p->r)) {
-			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);
+		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++;
+			// TODO: avoid spamming the output
+			printf(__FILE__ ": known to be broken near zeros\n");
+			break;
 		}
 	}
 	return !!err;