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-rw-r--r--src/math/coshl.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/src/math/coshl.c b/src/math/coshl.c
index bcc9128a..36b52c02 100644
--- a/src/math/coshl.c
+++ b/src/math/coshl.c
@@ -38,7 +38,7 @@ long double coshl(long double x)
return cosh(x);
}
#elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384
-static const long double one = 1.0, half = 0.5, huge = 1.0e4900L;
+static const long double huge = 1.0e4900L;
long double coshl(long double x)
{
@@ -56,27 +56,27 @@ long double coshl(long double x)
/* |x| in [0,0.5*ln2], return 1+expm1l(|x|)^2/(2*expl(|x|)) */
if (ex < 0x3ffd || (ex == 0x3ffd && mx < 0xb17217f7u)) {
t = expm1l(fabsl(x));
- w = one + t;
+ w = 1.0 + t;
if (ex < 0x3fbc) return w; /* cosh(tiny) = 1 */
- return one+(t*t)/(w+w);
+ return 1.0+(t*t)/(w+w);
}
/* |x| in [0.5*ln2,22], return (exp(|x|)+1/exp(|x|)/2; */
if (ex < 0x4003 || (ex == 0x4003 && mx < 0xb0000000u)) {
t = expl(fabsl(x));
- return half*t + half/t;
+ return 0.5*t + 0.5/t;
}
- /* |x| in [22, ln(maxdouble)] return half*exp(|x|) */
+ /* |x| in [22, ln(maxdouble)] return 0.5*exp(|x|) */
if (ex < 0x400c || (ex == 0x400c && mx < 0xb1700000u))
- return half*expl(fabsl(x));
+ return 0.5*expl(fabsl(x));
/* |x| in [log(maxdouble), log(2*maxdouble)) */
if (ex == 0x400c && (mx < 0xb174ddc0u ||
(mx == 0xb174ddc0u && lx < 0x31aec0ebu)))
{
- w = expl(half*fabsl(x));
- t = half*w;
+ w = expl(0.5*fabsl(x));
+ t = 0.5*w;
return t*w;
}