diff options
Diffstat (limited to 'libm/upstream-freebsd/lib/msun/src/s_scalbln.c')
| -rw-r--r-- | libm/upstream-freebsd/lib/msun/src/s_scalbln.c | 42 |
1 files changed, 10 insertions, 32 deletions
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> +#define NMAX 65536 +#define NMIN -65536 + double -scalbln (double x, long n) +scalbln(double x, long n) { - int in; - in = (int)n; - if (in != n) { - if (n > 0) - in = INT_MAX; - else - in = INT_MIN; - } - return (scalbn(x, in)); + 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)); } |