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guicho271828 / common-lisp-extensions

list of extensions beyond CL available in lisp implementations, and the status of its spread.
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deftype passing the proper &environment variable that is queriable from cltl2 #47

Open guicho271828 opened 5 years ago

guicho271828 commented 5 years ago

Feature description:

(deftype (... &environment env)
   ...)

Most implementations just pass a nil to the environment variable, unlike macro expansion.

Supported implementations: