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More PURE and PUTPROP lossage
- To: (BUG LISP) at MIT-MC
- Subject: More PURE and PUTPROP lossage
- From: RWK at MIT-MC (Robert W. Kerns)
- Date: Mon, 15 Dec 80 06:35:00 GMT
- Original-date: 15 DEC 1980 0135-EST
If EXPR appears on PUTPROP, and you have, say a form with a LET, and you
haven't done a PURIFY yet, then the LET will displace the supposedly PURE code
with freshly-CONSed IMPURE code, and you lose. Should DISPLACE or MACROMEMO
or whatever first do a PUREP check?