Modify the syntax of a programming language

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Q. Sometimes it is necessary to modify the syntax of a programming language. This is done by changing the CFG that the language uses. What changes would have to be made to ac's CFG (Figure) to implement the following changes?

29_Compiler Design.png

(a) All ac programs must contain at least one statement.
(b) All integer declarations must precede all float declarations.
(c) The first statement in any ac program must be an assignment statement.

Reference no: EM13336577

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