Re: copy constructor with allocator
Am 03.05.2012 19:55, schrieb Jeffrey Schwab:
On Thursday, May 3, 2012 4:20:05 AM UTC-4, Daniel Kr?gler wrote:
On 2012-05-03 06:25, Jeffrey Schwab wrote:
std::allocator<char> a;
std::string s1(a); // fine
std::string s2(s1, a); // NO GOOD
The line marked with "NO GOOD" should be well-formed. I suggest to
create a bug report to the corresponding library implementation.
This fails for both clang 3.0 and gcc 4.7.0. It seems strange that
both implementations have the same bug.
I'm not sure what your reply should imply, but the lack of these
constructors is a clear defect against the C++11 standard. I just guess
that this was overlooked by both implementations. FYI (I assume you want
to create a bug report): The change came in with the working paper
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2588.pdf
due to acceptance of the scoped allocator proposal:
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2554.pdf
HTH & Greetings from Bremen,
Daniel Kr?gler
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