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From: gcc@integrable-solutions.net (Gabriel Dos Reis)
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Subject: Re: Should failure to instantiate a function template abort compilation during overload resolution?
Date: Thu, 11 Aug 2005 19:32:17 GMT
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francis@robinton.demon.co.uk (Francis Glassborow) writes:

| In article <A1wKe.1540$dk5.1104@newssvr21.news.prodigy.com>, Gene
| Bushuyev <spam@smapguard.com> writes
| >Compilers traditionally have problems implementing standard. It's not an
| >argument. If that were impossible (or at least impracticle) to do then it
| >would be an argument. It may be a particular compiler implementation has a
| >design that makes recovery difficult, but this is conceptually nothing
| >new, - the recovery is the same as the recovery from an exception, no
| >back-tracking is necessary. So maybe it's time to start writing compilers in
| >C++ to make it easier.
| Rolling back all the look-up tables that compilers create is certainly
| not a trivial task,

The compiler may not need to roll back the look-up table.  It may just
needs to mark it as "dirty".  That is easier than effectively
implement rool back.

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