"Thorsten Ottosen" <[EMAIL PROTECTED]> writes:
> <[EMAIL PROTECTED]> wrote in message
> 3D8559AE95B4D611B02C0002557C6C8B3C45CC@STH-EXCH">news:3D8559AE95B4D611B02C0002557C6C8B3C45CC@STH-EXCH...
>> > From: David Abrahams [mailto:[EMAIL PROTECTED]]
>> >
>> > The huge advantage appears when you start looking at arithmetic
>> > expressions. The result of
>> >
>> > if (t < u)
>> > {
>> > x = y + z * w;
>> > }
>> >
>> > could be a lot more predictable if we were working with types that
>> > didn't perform implicit lossy conversions.
>>
>> In some cases, sure. But without some exceptionally creative use of
>> expression templates, you'd have a situation where the ordering of
> variables
>> determine the validity of the expression
I think that's a desirable property in this case. The whole point is
to catch nonsense at compile time.
--
David Abrahams
[EMAIL PROTECTED] * http://www.boost-consulting.com
Boost support, enhancements, training, and commercial distribution
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