code cleanup of named constants

[musl] / src / math / sinh.c

diff --git a/src/math/sinh.c b/src/math/sinh.c
index 935879c..0c67ba3 100644 (file)
--- a/src/math/sinh.c
+++ b/src/math/sinh.c
@@ -29,7 +29,7 @@
 
 #include "libm.h"
 
-static const double one = 1.0, huge = 1.0e307;
+static const double huge = 1.0e307;
 
 double sinh(double x)
 {
@@ -50,12 +50,12 @@ double sinh(double x)
        if (ix < 0x40360000) {  /* |x|<22 */
                if (ix < 0x3e300000)  /* |x|<2**-28 */
                        /* raise inexact, return x */
-                       if (huge+x > one)
+                       if (huge+x > 1.0)
                                return x;
                t = expm1(fabs(x));
                if (ix < 0x3ff00000)
-                       return h*(2.0*t - t*t/(t+one));
-               return h*(t + t/(t+one));
+                       return h*(2.0*t - t*t/(t+1.0));
+               return h*(t + t/(t+1.0));
        }
 
        /* |x| in [22, log(maxdouble)] return 0.5*exp(|x|) */