Path: utzoo!dciem!nrcaer!scs!spl1!laidbak!att!pacbell!lll-tis!helios.ee.lbl.gov!pasteur!ucbvax!decwrl!purdue!tlh
From: tlh@cs.purdue.EDU (Tom "Hey Man" Hausmann)
Newsgroups: comp.lang.lisp
Subject: Re: What's the value of lexical scoping?
Message-ID: <4279@medusa.cs.purdue.edu>
Date: 3 Jun 88 14:04:25 GMT
Article-I.D.: medusa.4279
References: <24508@ucbvax.BERKELEY.EDU> <1350015@otter.hple.hp.com>
Organization: Computing About Physical Objects Project
Lines: 10
Summary: Minor point

In article <1350015@otter.hple.hp.com>, psa@otter.hple.hp.com (Patrick Arnold) writes:
> The first issue should be addressed by the language implementors. There is
> no reason why compiled code should not retain enough information to produce
> comparable debugging information. 

    Optimizations (e.g. code motion) can make debugging the original source
    difficult unless the debugger is a very good one and maintains a great
    deal of information about the original source.

    -Tom