<C-R>= prompt is broken...

[perkint]

--- ctrlr.vim.org       2014-04-09 12:46:37.000000000 -0700
+++ ctrlr.vim   2014-07-17 11:15:41.000000000 -0700
@@ -43,10 +43,14 @@

 function! s:ctrlr()
   let char = getchar()
+  " getreg('=') does not prompt for a new expr (see :h c_CTRL-R_= and getreg())
+  if nr2char(l:char) == '='
+    return "\<C-R>="
+  endif
   if len(getcmdline())
     let key = nr2char(l:char)

-    if l:key =~# '[0-9a-z"%#:-=.]' | return getreg(l:key)
+    if l:key =~# '[0-9a-z"%#:-.]' | return getreg(l:key)
     elseif l:char == s:k.CTRL_W | return expand('<cword>')
     elseif l:char == s:k.CTRL_A | return expand('<cWORD>')
     elseif l:char == s:k.CTRL_L | return getline('.')