The newest fix-cm contains at the end some code to fix floats which
imho doesn't belong there. The identical code is also in fixltx2e.
\def\@xfloat #1[#2]{%
....
\ProvidesPackage{fix-cm}
[2014/04/27 v1.1p fixes to LaTeX]
\ProvidesPackage{fixltx2e}
[2014/04/27 v1.1p fixes to LaTeX]
--
Ulrike Fischer
http://www.troubleshooting-tex.de/