[Bug libstdc++/50880] __complex_acosh() picks wrong complex branch

[paolo at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50880

--- Comment #20 from paolo at gcc dot gnu.org <paolo at gcc dot gnu.org> 2011-11-02 18:43:46 UTC ---
Author: paolo
Date: Wed Nov  2 18:43:42 2011
New Revision: 180788

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=180788
Log:
2011-11-02  Richard B. Kreckel  <kreckel@ginac.de>
        Paolo Carlini  <paolo.carlini@oracle.com>

    PR libstdc++/50880
    * include/std/complex (__complex_acosh): Fix in a better way,
    use Kahan's formula.
    * include/tr1/complex (__complex_acosh): Likewise.

Modified:
    trunk/libstdc++-v3/ChangeLog