Fix for bsr bug with huge numbers

Lars Hesel Christensen <[email protected]>
Newsgroups gmane.comp.lang.erlang.patches
Message-ID <CAGTbP7x0+W0uyQD6XWme1_O1-ADbk5HWD_bx6oguty2HNgCjDw@mail.gmail.com> 
Thus pull request fixes a bug in the bsr function, which manifests when a
huge number is shifted a huge number of bits to the right. It simply
returns the number unshifted:

1> 1183140560213014108063589658350 bsr
146783911423364576743092537299333564210980159306769991919205685720763064069663027716481187399048043939495935.
1183140560213014108063589658350

The commit messages contain more information.

The pull request is here:

https://github.com/erlang/otp/pull/86

This bug was brought to my attention by Kresten Krab Thorup.

Best regards,
Lars Hesel Christensen

_______________________________________________
erlang-patches mailing list
[email protected]
http://erlang.org/mailman/listinfo/erlang-patches
lmpx.com only provides a reader for public news (NNTP) servers. It is not affiliated with the servers or forums shown here and is not responsible for the content of articles, which is written by their respective authors.