[cfe-dev] libc++'s unorderd_map bug?

[Jonathan Sauer]

Hello,

> Both calng++ and g++ with libc++ fail to compile the attached piece of code,
> $ clang++ -std=c++0x -stdlib=libc++ unordered_map.cpp
> 
> In file included from ./unordered_map.cpp:1:
> /usr/include/c++/v1/string:1031:35: error: no type named 'char_type' in
>       'Parameter'
>     typedef typename traits_type::char_type              value_type;
>             ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~
> 
> (lots of error messages)

Looks like PR10087: <http://llvm.org/bugs/show_bug.cgi?id=10087>

Try the workaround posted there by switching the includes for string and map/unordered_map.
Or revert to an older version of libc++, if this is possible for you. I'm using r131852,
which does not contain this bug.


Jonathan