math: logb needs to be correctly rounded

[libc-test] / src / math / sqrt.c

diff --git a/src/math/sqrt.c b/src/math/sqrt.c
index 29ff800..b6b7de6 100644 (file)
--- a/src/math/sqrt.c
+++ b/src/math/sqrt.c
@@ -5,6 +5,7 @@
 static struct d_d t[] = {
 #include "ucb/sqrt.h"
 #include "sanity/sqrt.h"
+#include "special/sqrt.h"
 
 };
 
@@ -33,7 +34,7 @@ int main(void)
                        err++;
                }
                d = ulperr(y, p->y, p->dy);
-               if (!checkulp(d, p->r)) {
+               if (!checkcr(y, p->y, p->r)) {
                        printf("%s:%d: %s sqrt(%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++;