Re: Sequence container capacity after calling clear()

From:
=?ISO-8859-1?Q?Daniel_Kr=FCgler?= <daniel.kruegler@googlemail.com>
Newsgroups:
comp.lang.c++.moderated
Date:
Tue, 9 Apr 2013 10:28:46 -0700 (PDT)
Message-ID:
<kk1h4c$ed8$1@dont-email.me>
Am 27.03.2013 22:51, schrieb Leigh Johnston:

On 27/03/2013 12:03, Daniel Kr?gler wrote:

[..]

Actually I had already responded to this thread, but somehow my
reply did not occur in this group (only on the comp.std.c++
group). The problem that you are describing was already cause for a
previous library issue:

http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-closed.html#1102

Even NAD issues do have some value to document an existing
discussion of that matter. Personally I agree with you that the
wording is less than clear and should be improved. But for
reopening this or for opening a new issue, there needs to be
further evidence that this is still a problem as of today's
compilers. Can you give some pointer for a library implementation
that still changes the capacity during clear()? I know that
previous Visual Studio Compiler libraries did so, but I thought
that this had been fixed in latter version. If you are aware of
newer Library implementations that show these effects that would be
a valuable hint.


The version of QNX I am using is the implementation that has a
capacity resetting vector<T>::clear().


I have been informed that this must be a rather old implementation and
that newer versions must be available that have fixed that problem.
Nonetheless I agree with James Kanze's response on comp.std.c++ that
the issue I have referred to above should be reopened to improve the
wording.

HTH & Greetings from Bremen,

Daniel Kr?gler

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