bug#14886: Fwd: bug#14886: Fwd: A significant slowdown calling font-lock-fontify-buffer from a hook

[martin rudalics]

> I've tried a brief ediff between the font-lock files in 24.3 and trunk,
> but haven't spotted the difference yet in font-lock-fontify-buffer which
> I suspect is there.

Why should there be any difference?  The value that differs is that of
`font-lock-fontify-buffer-function'.  Calling `font-lock-fontify-buffer'
from prog-mode does `font-lock-default-fontify-buffer'.  Calling it from
c-mode does `jit-lock-refontify'.  Or what am I missing?

martin