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Indicate the result of the following program if the language uses (i) static scope rules and (ii) dynamic scope rules.

        var x, y:integer;
        procedure A (var z:integer);
        var x:integer;
        begin x:=1; B; z:= x end;
        procedure B;
        begin x:=x+1 end;
        begin
        x:=5; A(y); write (y)
...end.
in Compiler Design by Boss (30.2k points) | 258 views

1 Answer

+1 vote
Using static rules, we get 1.

Using dynamic rules, we get 2
by (403 points)
0
If it is call by value then value of z inside procedure A will not affect value of y

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