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-rw-r--r--src/math/coshf.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/src/math/coshf.c b/src/math/coshf.c
index 9e87afcd..97318f10 100644
--- a/src/math/coshf.c
+++ b/src/math/coshf.c
@@ -15,7 +15,7 @@
 
 #include "libm.h"
 
-static const float one = 1.0, half = 0.5, huge = 1.0e30;
+static const float huge = 1.0e30;
 
 float coshf(float x)
 {
@@ -32,21 +32,21 @@ float coshf(float x)
 	/* |x| in [0,0.5*ln2], return 1+expm1(|x|)^2/(2*exp(|x|)) */
 	if (ix < 0x3eb17218) {
 		t = expm1f(fabsf(x));
-		w = one+t;
+		w = 1.0f+t;
 		if (ix<0x39800000)
-			return one;  /* cosh(tiny) = 1 */
-		return one + (t*t)/(w+w);
+			return 1.0f;  /* cosh(tiny) = 1 */
+		return 1.0f + (t*t)/(w+w);
 	}
 
 	/* |x| in [0.5*ln2,9], return (exp(|x|)+1/exp(|x|))/2; */
 	if (ix < 0x41100000) {
 		t = expf(fabsf(x));
-		return half*t + half/t;
+		return 0.5f*t + 0.5f/t;
 	}
 
-	/* |x| in [9, log(maxfloat)] return half*exp(|x|) */
+	/* |x| in [9, log(maxfloat)] return 0.5f*exp(|x|) */
 	if (ix < 0x42b17217)
-		return half*expf(fabsf(x));
+		return 0.5f*expf(fabsf(x));
 
 	/* |x| in [log(maxfloat), overflowthresold] */
 	if (ix <= 0x42b2d4fc)