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

[paolo.carlini at oracle dot com]

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

--- Comment #12 from Paolo Carlini <paolo.carlini at oracle dot com> 2011-11-02 
09:40:26 UTC ---
In my opinion BC2 is fine, I can take of applying it, if you still endorse it.