Discussion
Compared with recursive descent, an LR parser's error messages are typically
Answer: D
Correct answer: less specific, since the table knows states rather than constructs
A recursive descent parser fails inside a procedure named for the construct it was parsing, so it can say what it expected in the language’s own terms. An LR parser knows only that state 147 had no action on this token, and turning that into a message about a missing semicolon requires deliberate extra work.
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