Fix bug where globals or static variables initialized with the address-of operator and pointer arithmetic could get the wrong value.

For example, p would not be correctly initialized given the following global definitions:
int a = 4;
int *p = &a + 1; /* *(p-1) should be 4 */

Parser.pas

@@ -1993,7 +1993,7 @@ var
                end {if}
             else if kind = uand then begin
                tree := tree^.left;
-               iPtr^.pPlus := operator = plusch;
+               iPtr^.pPlus := true;
                iPtr^.isName := true;
                if tree^.token.kind = ident then begin
                   ip := FindSymbol(tree^.token, allSpaces, false, true);