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| author | Rich Felker <dalias@aerifal.cx> | 2012-03-19 22:07:43 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2012-03-19 22:07:43 -0400 |
| commit | 97721a5508415a2f10eb068e022093811c9ff8be (patch) | |
| tree | 88e9ce153895ad949576fa7ce1eeee4b02286479 /src/math/asinhl.c | |
| parent | acb744921b73f5a73803e533e5e4a4896d164a26 (diff) | |
| parent | 0cbb65479147ecdaa664e88cc2a5a925f3de502f (diff) | |
| download | musl-97721a5508415a2f10eb068e022093811c9ff8be.tar.gz musl-97721a5508415a2f10eb068e022093811c9ff8be.tar.bz2 musl-97721a5508415a2f10eb068e022093811c9ff8be.tar.xz musl-97721a5508415a2f10eb068e022093811c9ff8be.zip | |
Merge remote branch 'nsz/master'
Diffstat (limited to 'src/math/asinhl.c')
| -rw-r--r-- | src/math/asinhl.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/src/math/asinhl.c b/src/math/asinhl.c index b2edf904..dc5dd71f 100644 --- a/src/math/asinhl.c +++ b/src/math/asinhl.c @@ -29,7 +29,6 @@ long double asinhl(long double x) } #elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384 static const long double -one = 1.000000000000000000000e+00L, /* 0x3FFF, 0x00000000, 0x00000000 */ ln2 = 6.931471805599453094287e-01L, /* 0x3FFE, 0xB17217F7, 0xD1CF79AC */ huge = 1.000000000000000000e+4900L; @@ -44,17 +43,17 @@ long double asinhl(long double x) return x + x; /* x is inf or NaN */ if (ix < 0x3fde) { /* |x| < 2**-34 */ /* return x, raise inexact if x != 0 */ - if (huge+x > one) + if (huge+x > 1.0) return x; } if (ix > 0x4020) { /* |x| > 2**34 */ w = logl(fabsl(x)) + ln2; } else if (ix > 0x4000) { /* 2**34 > |x| > 2.0 */ t = fabsl(x); - w = logl(2.0*t + one/(sqrtl(x*x + one) + t)); + w = logl(2.0*t + 1.0/(sqrtl(x*x + 1.0) + t)); } else { /* 2.0 > |x| > 2**-28 */ t = x*x; - w =log1pl(fabsl(x) + t/(one + sqrtl(one + t))); + w =log1pl(fabsl(x) + t/(1.0 + sqrtl(1.0 + t))); } if (hx & 0x8000) return -w; |