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From: | Tony Garnock-Jones |
Subject: | Re: [Chicken-users] define-syntax available *by default*? |
Date: | Tue, 02 Nov 2004 11:41:47 +0000 |
User-agent: | Mozilla Thunderbird 0.8 (Macintosh/20040913) |
felix winkelmann wrote:
Alas, I think syntax-case should not be the default. The problem is that defmacro macros can be compiled into the code, but psyntax macros have to be parsed at runtime, which results in (depending on machine
I don't understand this. Doesn't psyntax expand into a sequence of expressions, some of which populate a table with a constant data structure, and others of which are actual expanded code? Surely there's no runtime expansion going on?
Tony
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