[Bug libstdc++/24012] [3.4/4.0/4.1 regression] #define _POSIX_C_SOURCE breaks #include <iostream>

[schwab at suse dot de]

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[3.4,4.0,4,1 regression]    |[3.4/4.0/4.1 regression]
                   |#define _POSIX_C_SOURCE     |#define _POSIX_C_SOURCE
                   |breaks #include <iostream>  |breaks #include <iostream>


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24012