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code cleanup of named constants

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zero, one, two, half are replaced by const literals
The policy was to use the f suffix for float consts (1.0f),
but don't use suffix for long double consts (these consts
can be exactly represented as double).
This commit is contained in:
nsz
2012-03-19 23:41:19 +01:00
parent b03255af77
commit 0cbb654791
73 changed files with 513 additions and 623 deletions
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5
src/math/acosh.c
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@ -27,7 +27,6 @@
#include "libm.h"
static const double
one = 1.0,
ln2 = 6.93147180559945286227e-01; /* 0x3FE62E42, 0xFEFA39EF */
double acosh(double x)
@ -47,9 +46,9 @@ double acosh(double x)
return 0.0; /* acosh(1) = 0 */
} else if (hx > 0x40000000) { /* 2**28 > x > 2 */
t = x*x;
return log(2.0*x - one/(x+sqrt(t-one)));
return log(2.0*x - 1.0/(x+sqrt(t-1.0)));
} else { /* 1 < x < 2 */
t = x-one;
t = x-1.0;
return log1p(t + sqrt(2.0*t+t*t));
}
}