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Recognition of tokens: We learn how to express pattern using regular e... -
Token: Token is a sequence of characters that can be treated as a single logical entity. Typical tokens are, ...
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A preprocessor produce input to compilers. They may perform the following functions. 1. Macro processing: A preprocessor may allow a ...
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In this process of compilation the parser and lexical analyzer work together. That means, when parser required string of tokens it invok... -
Compiler: A compiler is a program that accepts a program written in a High Level Language and produces an object (low-level) program. ... -
Definitions: Translator A device that changes a sentence from one language to another without change of meaning. Compiler A pro...
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There are three basic phases that are important in programming e.g. C- programming. The phases are Pre-processing, compiling and Linking, ...
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There are two parsing techniques, these parsing techniques work on the following principle 1. The parser scans the input string from lef... -
Recognizing keywords and identifiers presents a problem. Usually, keywords like if or then are reserved, so they are not identifiers ... -
COMPILER DESIGN Unit – I : Overview of language processing – preprocessors – compiler – assembler – ...
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