During the various phases of the compiler, errors may be encountered and such errors must be handled so that the source code is converted to its corresponding object code.
The errors are generally in the form of messages
The errors that occur in different phases of the compiler are listed below
|
Phase of the compiler |
Type of error encountered |
|
Lexical analyzer |
Wrongly spelled tokens |
|
Syntax analyzer |
Missing parenthesis |
|
Semantic analyzer |
invalid token sequences in type, scope error |
|
Intermediate code generator |
Mismatched operands for an operator |
|
Code Optimizer |
When the statement is not reachable |
|
Code Generator |
When the memory is full or proper registers are not allocated |
|
Symbol tables |
Error of multiple declared identifiers |
Transaction Failed.
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