- "If NAME names a compiler-macro, returns the expansion function,
- else returns NIL. Note: if the name is shadowed in ENV by a local
- definition, or declared NOTINLINE, NIL is returned. Can be
- set with SETF."
- (let ((found (and env
- (cdr (assoc name (sb!c::lexenv-functions env)
- :test #'equal)))))
- (unless (eq (cond ((sb!c::defined-function-p found)
- (sb!c::defined-function-inlinep found))
- (found :notinline)
- (t
- (info :function :inlinep name)))
- :notinline)
- (values (info :function :compiler-macro-function name)))))
-(defun (setf sb!xc:compiler-macro-function) (function name)
+ "If NAME names a compiler-macro in ENV, return the expansion function, else
+ return NIL. Can be set with SETF when ENV is NIL."
+ (declare (ignore env))
+ (legal-fun-name-or-type-error name)
+ ;; Note: CMU CL used to return NIL here when a NOTINLINE declaration
+ ;; was in force. That's fairly logical, given the specified effect
+ ;; of NOTINLINE declarations on compiler-macro expansion. However,
+ ;; (1) it doesn't seem to be consistent with the ANSI spec for
+ ;; COMPILER-MACRO-FUNCTION, and (2) it would give surprising
+ ;; behavior for (SETF (COMPILER-MACRO-FUNCTION FOO) ...) in the
+ ;; presence of a (PROCLAIM '(NOTINLINE FOO)). So we don't do it.
+ (values (info :function :compiler-macro-function name)))
+(defun (setf sb!xc:compiler-macro-function) (function name &optional env)