X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fmath%2Fj0.c;h=f937ab49d844c8847fb1d19cbc256ba5bab094c2;hb=5470d80bb36173c5cb5a314362ef9be9378aab4e;hp=52c4ad5e5813f6c4c5222e1b7dc597af5b8b0295;hpb=f9d17902a35b6403b7c8354845e9f13f882c1c8e;p=libc-test

diff --git a/src/math/j0.c b/src/math/j0.c
index 52c4ad5..f937ab4 100644
--- a/src/math/j0.c
+++ b/src/math/j0.c
@@ -1,14 +1,18 @@
+#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/j0.h"
+#include "special/j0.h"
+
 };
 
 int main(void)
 {
+	#pragma STDC FENV_ACCESS ON
 	double y;
 	float d;
 	int e, i, err = 0;
@@ -16,19 +20,28 @@ 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 = j0(p->x);
-		e = getexcept();
+		e = fetestexcept(INEXACT|INVALID|DIVBYZERO|UNDERFLOW|OVERFLOW);
+
 		if (!checkexcept(e, p->e, p->r)) {
-			printf("%s j0(%a)==%a except: want %s", rstr(p->r), p->x, p->y, estr(p->e));
+			printf("%s:%d: bad fp exception: %s j0(%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("%s j0(%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 j0(%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;