Today's git does not compile?

[Susan Cragin]

Something's funny. Emacs compiled yesterday. Today it does not. 
Or is it just me?
These are the last lines. 

Source file `/home/susan/emacs/lisp/emacs-lisp/cl.el' newer than byte-compiled 
file
Source file `/home/susan/emacs/lisp/emacs-lisp/cl-macs.el' newer than 
byte-compiled file
Source file `/home/susan/emacs/lisp/emacs-lisp/cl-macs.el' newer than 
byte-compiled file

In toplevel form:
files.el:418:1:Error: Autoloading failed to define function 
cl-compiler-macroexpand
make[2]: *** [compile-onefile] Error 1
make[2]: Leaving directory `/home/susan/emacs/lisp'
make[1]: *** [/home/susan/emacs/src/../lisp/files.elc] Error 2
make[1]: Leaving directory `/home/susan/emacs/src'
make: *** [src] Error 2