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| author | nsz <nsz@port70.net> | 2012-03-19 23:41:19 +0100 |
|---|---|---|
| committer | nsz <nsz@port70.net> | 2012-03-19 23:41:19 +0100 |
| commit | 0cbb65479147ecdaa664e88cc2a5a925f3de502f (patch) | |
| tree | 7b6dc53fcec6497d55746d3cc47f167a20b7aa57 /src/math/log10f.c | |
| parent | b03255af77776703c8d48819e824d09f6f54ba86 (diff) | |
| download | musl-0cbb65479147ecdaa664e88cc2a5a925f3de502f.tar.gz musl-0cbb65479147ecdaa664e88cc2a5a925f3de502f.tar.xz musl-0cbb65479147ecdaa664e88cc2a5a925f3de502f.zip | |
code cleanup of named constants
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).
Diffstat (limited to 'src/math/log10f.c')
| -rw-r--r-- | src/math/log10f.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/src/math/log10f.c b/src/math/log10f.c index 7e4ac9a8..e10749b5 100644 --- a/src/math/log10f.c +++ b/src/math/log10f.c @@ -23,8 +23,6 @@ ivln10lo = -3.1689971365e-05, /* 0xb804ead9 */ log10_2hi = 3.0102920532e-01, /* 0x3e9a2080 */ log10_2lo = 7.9034151668e-07; /* 0x355427db */ -static const float zero = 0.0; - float log10f(float x) { float f,hfsq,hi,lo,r,y; @@ -35,9 +33,9 @@ float log10f(float x) k = 0; if (hx < 0x00800000) { /* x < 2**-126 */ if ((hx&0x7fffffff) == 0) - return -two25/zero; /* log(+-0)=-inf */ + return -two25/0.0f; /* log(+-0)=-inf */ if (hx < 0) - return (x-x)/zero; /* log(-#) = NaN */ + return (x-x)/0.0f; /* log(-#) = NaN */ /* subnormal number, scale up x */ k -= 25; x *= two25; @@ -46,7 +44,7 @@ float log10f(float x) if (hx >= 0x7f800000) return x+x; if (hx == 0x3f800000) - return zero; /* log(1) = +0 */ + return 0.0f; /* log(1) = +0 */ k += (hx>>23) - 127; hx &= 0x007fffff; i = (hx+(0x4afb0d))&0x800000; |