Modify a lex scanner specification to produce

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Most compilers can produce a source listing of the program being compiled. This listing is usually just a copy of the source file, perhaps embellished with line numbers and page breaks. Assume you are to produce a pretty printed listing.

(a) How would you modify a Lex scanner specification to produce a pretty printed listing?

(b) How are compiler diagnostics and line numbering complicated when a pretty printed listing is produced?

Reference no: EM131096553

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