[patch, libstdc++, testsuite] Modify tests to use tmpnam()

[Paolo Carlini]

On 03/03/2010 11:14 PM, Janis Johnson wrote:
> tmpnam is declared, and L_tmpnam is defined, in <cstdio> which is
> already included in 9661-1.cc but not 7.cc.  Unless there's an
> objection from a libstdc++ maintainer the patch is OK if you
> include <cstdio> in 7.cc.
>   
In practice, <fstream> also does it as an implementation detail, but I
agree with Janis.

Paolo.