The bug.org file exhibits a discrepancy, which I believe to be a bug,
between the LaTeX translation of an equation with a label on the same
line and the same with a label on the following line. Or no label at
all.

I have obtained this using a minimal setup (emacs -Q).

Emacs  : GNU Emacs 24.4.1 (x86_64-pc-linux-gnu, GTK+ Version 3.14.3)
 of 2014-10-25 on trouble, modified by Debian
Package: Org-mode version 8.2.10 (release_8.2.10 @ /usr/share/emacs/24.4/lisp/org/)
--
Laurent Steffan