Re: trunk r117534: Unbreak compilation of derived cc-mode modes

[Daniel Colascione <dancol@dancol.org>]

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On 07/14/2014 08:47 PM, Glenn Morris wrote:
> Daniel Colascione wrote:
> 
>> --- a/lisp/progmodes/cc-defs.el	2014-06-29 11:26:47 +0000
>> +++ b/lisp/progmodes/cc-defs.el	2014-07-14 23:58:52 +0000
> [...]
>> @@ -1946,7 +1943,7 @@
>>  	;; reason, but we also use this expansion handle
>>  	;; `c-lang-defconst-eval-immediately' and to register
>>  	;; dependencies on the `c-lang-const's in VAL.)
>> -	(setq val (cl-macroexpand-all val))
>> +	(setq val (macroexpand-all val))
>>  
>>  	(setq bindings (cons (cons assigned-mode val) bindings)
>>  	      args (cdr args))))
> 
> Why is this needed, when cc-defs requires cl at compile time,
> which defines cl-macroexpand-all as an alias for macroexpand-all?

I was trying to fix some code that broke when requiring cc-langs and
cc-fonts only. Requiring these features doesn't bring the needed alias,
but apparently used to:

ELISP> (require 'cc-langs)
cc-langs
ELISP> (require 'cc-fonts)
cc-fonts
ELISP> (featurep 'cl)
nil

Maybe that's the real bug.


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