X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fmath%2Flgammal.c;fp=src%2Fmath%2Flgammal.c;h=ef251185fb19406d1a732809842993abfe7a1bb2;hb=75aab93ef75299e347be24f57223dc93f2af80a4;hp=0000000000000000000000000000000000000000;hpb=cdfd9b0160138066aee48455c369932f92149bc0;p=libc-test

diff --git a/src/math/lgammal.c b/src/math/lgammal.c
new file mode 100644
index 0000000..ef25118
--- /dev/null
+++ b/src/math/lgammal.c
@@ -0,0 +1,43 @@
+#include <stdint.h>
+#include <stdio.h>
+#include "util.h"
+
+static struct l_li t[] = {
+#if LDBL_MANT_DIG == 53
+#include "sanity/lgamma.h"
+
+#elif LDBL_MANT_DIG == 64
+#include "sanity/lgammal.h"
+
+#endif
+};
+
+int main(void)
+{
+	int yi;
+	long double y;
+	float d;
+	int e, i, err = 0;
+	struct l_li *p;
+
+	for (i = 0; i < sizeof t/sizeof *t; i++) {
+		p = t + i;
+		setupfenv(p->r);
+		y = lgammal(p->x);
+		yi = signgam;
+		e = getexcept();
+		if (!checkexcept(e, p->e, p->r)) {
+			printf("%s:%d: bad fp exception: %s lgammal(%La)=%La,%lld, want %s",
+				p->file, p->line, rstr(p->r), p->x, p->y, p->i, estr(p->e));
+			printf(" got %s\n", estr(e));
+			err++;
+		}
+		d = ulperrl(y, p->y, p->dy);
+		if (!checkulp(d, p->r) || yi != p->i) {
+			printf("%s:%d: %s lgammal(%La) want %La,%lld got %La,%d ulperr %.3f = %a + %a\n",
+				p->file, p->line, rstr(p->r), p->x, p->y, p->i, y, yi, d, d-p->dy, p->dy);
+			err++;
+		}
+	}
+	return !!err;
+}