C++: Remove 'assignpaddexpr' and 'assignpsubexpr' from the 'assign_bitwise_expr' type.

Author: MathiasVP

cpp/ql/lib/semmlecode.cpp.dbscheme

@@ -1334,11 +1334,16 @@ funbind(
                      | @assignxorexpr
                      | @assignlshiftexpr
                      | @assignrshiftexpr
-                     | @assignpaddexpr
+                     ;
+
+@assign_pointer_expr = @assignpaddexpr
                      | @assignpsubexpr
                      ;
 
-@assign_op_expr = @assign_arith_expr | @assign_bitwise_expr
+@assign_op_expr = @assign_arith_expr
+                | @assign_bitwise_expr
+                | @assign_pointer_expr
+                ;
 
 @assign_expr = @assignexpr | @assign_op_expr | @blockassignexpr