Lexer crash with illegal instruction when parsing swift file with very long integers - Githubissues

yanagiba / swift-ast

A Swift AST parser and visitor that is written in Swift.

Apache License 2.0

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Lexer crash with illegal instruction when parsing swift file with very long integers #67

Open notorca opened 6 years ago

notorca commented 6 years ago

I'm trying to parse tests form upstream swift repository and with swift-ast and found a crash of files https://github.com/apple/swift/blob/master/test/SILOptimizer/diagnostic_constant_propagation_int.swift and https://github.com/apple/swift/blob/master/test/SILOptimizer/diagnostic_constant_propagation.swift This files are also attached in the archive.

notorca commented 6 years ago

More cases: https://github.com/apple/swift/blob/master/test/stdlib/IntegerCompatibility.swift https://github.com/apple/swift/blob/master/test/stdlib/PrintPointer.swift https://github.com/apple/swift/blob/master/test/stdlib/PrintFloat.swift

dohuutamhuy commented 5 years ago

I'm having the same problem when try to parse this file: https://github.com/jpsim/Yams/blob/master/Tests/YamsTests/ConstructorTests.swift Is there a fix for this or a way to work around?