libstdc++ installation on Linux

[H.J. Lu]

> 
> I've noticed following problem on Linux (glibc-5.4.38):
> 
> tweise@elpozo:/home/tweise > more x1.cc 
> #include <strstream.h>
>  
> int main() {return 0;}
> tweise@elpozo:/home/tweise > g++  -U__GNUC__ x1.cc
> tweise@elpozo:/home/tweise > g++  x1.cc
> In file included from /usr/include/g++/iostream.h:31,
>                  from /usr/include/g++/strstream.h:32,
>                  from x1.cc:1:
> /usr/include/g++/streambuf.h:394: warning: invalid type `void *' for
> default argument to `ios *'

It is a bug in my patch. It will be fixed.


H.J.