fix remainder*.c: remove useless long double cast

[musl] / src / math / remainder.c

diff --git a/src/math/remainder.c b/src/math/remainder.c
index db176c8..2dede3a 100644 (file)
--- a/src/math/remainder.c
+++ b/src/math/remainder.c
@@ -20,8 +20,6 @@
 
 #include "libm.h"
 
-static const double zero = 0.0;
-
 double remainder(double x, double p)
 {
        int32_t hx,hp;
@@ -35,17 +33,15 @@ double remainder(double x, double p)
        hx &= 0x7fffffff;
 
        /* purge off exception values */
-       if ((hp|lp) == 0)  /* p = 0 */
-               return (x*p)/(x*p);
-       if (hx >= 0x7ff00000 ||                              /* x not finite */
+       if ((hp|lp) == 0 ||                                  /* p = 0 */
+           hx >= 0x7ff00000 ||                              /* x not finite */
            (hp >= 0x7ff00000 && (hp-0x7ff00000 | lp) != 0)) /* p is NaN */
-               // FIXME: why long double?
-               return ((long double)x*p)/((long double)x*p);
+               return (x*p)/(x*p);
 
        if (hp <= 0x7fdfffff)
                x = fmod(x, p+p);  /* now x < 2p */
        if (((hx-hp)|(lx-lp)) == 0)
-               return zero*x;
+               return 0.0*x;
        x = fabs(x);
        p = fabs(p);
        if (hp < 0x00200000) {