diff options
| author | Szabolcs Nagy <nsz@port70.net> | 2013-09-04 15:54:02 +0000 |
|---|---|---|
| committer | Szabolcs Nagy <nsz@port70.net> | 2013-09-05 11:30:08 +0000 |
| commit | aa0c4a204e28cfc90a9ee955691a6cbe014c9fde (patch) | |
| tree | e75c43e934d087e203dc999ba75168ee78e6ee7b /src/math/atanhl.c | |
| parent | 2eaed464e2080d8321d3903b71086a1ecfc4ee4a (diff) | |
| download | musl-aa0c4a204e28cfc90a9ee955691a6cbe014c9fde.tar.gz | |
math: long double fix (use ldshape union)
* use new ldshape union consistently
* add ld128 support to frexpl
* simplify sqrtl comment (ld64 is not just arm)
Diffstat (limited to 'src/math/atanhl.c')
| -rw-r--r-- | src/math/atanhl.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/src/math/atanhl.c b/src/math/atanhl.c index b4c5e58b..72a1e345 100644 --- a/src/math/atanhl.c +++ b/src/math/atanhl.c @@ -9,10 +9,7 @@ long double atanhl(long double x) /* atanh(x) = log((1+x)/(1-x))/2 = log1p(2x/(1-x))/2 ~= x + x^3/3 + o(x^5) */ long double atanhl(long double x) { - union { - long double f; - struct{uint64_t m; uint16_t se; uint16_t pad;} i; - } u = {.f = x}; + union ldshape u = {x}; unsigned e = u.i.se & 0x7fff; unsigned s = u.i.se >> 15; |