[Bug c++/51313] [4.7 Regression][C++0x] ICE: tree check: expected class 'constant', have 'unary' (nop_expr) in null_ptr_cst_p, at cp/call.c:556

[paolo.carlini at oracle dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51313

Paolo Carlini <paolo.carlini at oracle dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |4.7.0

--- Comment #2 from Paolo Carlini <paolo.carlini at oracle dot com> 2011-12-02 
18:11:26 UTC ---
This is enough:

class ostream;

extern "C" {
  extern int isdigit (int);
}

ostream&
operator<<(ostream&, const unsigned char*);

extern ostream cout;

int main()
{
  cout << isdigit(0);
}