g++ does not warn if there occurs an overflow in conversion. For instance, gcc  
  
does not warn about  
    
  char a = 1024;    
    
but gcc does.

-- 
           Summary: g++ does not warn about overflow in conversion but gcc
                    does
           Product: gcc
           Version: 3.4.4
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: c++
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: fm3 at os dot inf dot tu-dresden dot de
                CC: gcc-bugs at gcc dot gnu dot org
  GCC host triplet: i486-linux


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19565

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