Sync with upstream FreeBSD libm.
Change-Id: I97e9b23903f1d993d84825806065e85626007d31
diff --git a/libm/upstream-freebsd/lib/msun/src/s_scalbln.c b/libm/upstream-freebsd/lib/msun/src/s_scalbln.c
index d609d4e..8e61377 100644
--- a/libm/upstream-freebsd/lib/msun/src/s_scalbln.c
+++ b/libm/upstream-freebsd/lib/msun/src/s_scalbln.c
@@ -25,52 +25,30 @@
*/
#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
+__FBSDID("$FreeBSD: head/lib/msun/src/s_scalbln.c 278339 2015-02-07 00:38:18Z kargl $");
-#include <limits.h>
#include <math.h>
-double
-scalbln (double x, long n)
-{
- int in;
+#define NMAX 65536
+#define NMIN -65536
- in = (int)n;
- if (in != n) {
- if (n > 0)
- in = INT_MAX;
- else
- in = INT_MIN;
- }
- return (scalbn(x, in));
+double
+scalbln(double x, long n)
+{
+
+ return (scalbn(x, (n > NMAX) ? NMAX : (n < NMIN) ? NMIN : (int)n));
}
float
-scalblnf (float x, long n)
+scalblnf(float x, long n)
{
- int in;
- in = (int)n;
- if (in != n) {
- if (n > 0)
- in = INT_MAX;
- else
- in = INT_MIN;
- }
- return (scalbnf(x, in));
+ return (scalbnf(x, (n > NMAX) ? NMAX : (n < NMIN) ? NMIN : (int)n));
}
long double
-scalblnl (long double x, long n)
+scalblnl(long double x, long n)
{
- int in;
- in = (int)n;
- if (in != n) {
- if (n > 0)
- in = INT_MAX;
- else
- in = INT_MIN;
- }
- return (scalbnl(x, (int)n));
+ return (scalbnl(x, (n > NMAX) ? NMAX : (n < NMIN) ? NMIN : (int)n));
}