[boost] Re: [filesystem] gcc-3.4.3, fstream_test

From: Beman Dawes (bdawes_at_[hidden])
Date: 2005-05-08 13:58:43

"Rene Rivera" <grafik.list_at_[hidden]> wrote in message 
news:427E5062.6020705_at_redshift-software.com...
> For this sole failure on the tests that I run:
>
> http://tinyurl.com/92zns
>
> I did some investigation and narrowed the problem down to this:
>
> ===basic_iostream_char_test.cpp===
> #include <fstream>
>
> struct my_fstream : public std::basic_fstream<char>
> {
>     my_fstream() : 
> std::basic_fstream<char>("basic_iostream_char_test.cpp") { }
> };
>
> int main(int argc, char** argv)
> {
>     my_fstream f;
> }
> ===basic_iostream_char_test.cpp===
>
> Which gives a link error of:
>
>  undefined reference to `std::basic_iostream<char, std::char_traits<char> 
>  >::~basic_iostream()'
>
> And AFAICT that particular dtor is not in libstdc++. And for that matter 
> the entire std::basic_iostream<char,..> instance is missing.
>
> The strange aspect of this is that this exact test passes on Martin's 
> tests. And of course it's only with this particular gcc. When I compile 
> with 3.3.5, on the same machine, the symbols exist.
>
> Could others try compiling the above code? Just need to see if it's just 
> my machine that has this problem before I file a GCC bug report.

Works fine on 3.3.3 (cygwin special). I don't appear to have 3.4.3 installed 
on any machine here.

--Beman