X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fmath%2Fnextafterl.c;fp=src%2Fmath%2Fnextafterl.c;h=41804d4a668fc69c4055403f2521604aec25412a;hb=f9d17902a35b6403b7c8354845e9f13f882c1c8e;hp=0000000000000000000000000000000000000000;hpb=1ee02029133b60651176619b0a6743a5d011c21b;p=libc-test

diff --git a/src/math/nextafterl.c b/src/math/nextafterl.c
new file mode 100644
index 0000000..41804d4
--- /dev/null
+++ b/src/math/nextafterl.c
@@ -0,0 +1,38 @@
+#include <stdint.h>
+#include <stdio.h>
+#include "util.h"
+
+static struct ll_l t[] = {
+#if LDBL_MANT_DIG == 53
+D
+#elif LDBL_MANT_DIG == 64
+
+#endif
+};
+
+int main(void)
+{
+	long double y;
+	float d;
+	int e, i, err = 0;
+	struct ll_l *p;
+
+	for (i = 0; i < sizeof t/sizeof *t; i++) {
+		p = t + i;
+		setupfenv(p->r);
+		y = nextafterl(p->x, p->x2);
+		e = getexcept();
+		if (!checkexcept(e, p->e, p->r)) {
+			printf("%s nextafterl(%La,%La)==%La except: want %s", rstr(p->r), p->x, p->x2, p->y, estr(p->e));
+			printf(" got %s\n", estr(e));
+			err++;
+		}
+		d = ulperrl(y, p->y, p->dy);
+		if (!checkulp(d, p->r)) {
+			printf("%s nextafterl(%La,%La) want %La got %La ulperr %.3f = %a + %a\n",
+				rstr(p->r), p->x, p->x2, p->y, y, d, d-p->dy, p->dy);
+			err++;
+		}
+	}
+	return !!err;
+}