I have downloaded Lexer and Parser .g4 files from github grammars-v4 In Visual Studio I started a new Class Library project with the packages Antlr4 4.6.6 and Antlr4.Runtime.Standard 4.13.1 When I build the class library I see the following Errors…
I'm trying to extend an existing grammar using Antlr4. In the .g4 file beside other rules the following is defined: Digit : ZeroDigit | NonZeroDigit ; NonZeroDigit : NonZeroOctDigit | '8' | '9' ; NonZeroOctDigit : '1' | '2' |…
I have compiled ANTLR4 runtime in a VirtualBox Ubuntu 20.04, with g++ 9.4.0. I want to learn how to integrate the ANTLR tool into a Cpp project, So I compiled the antlr4 runtime with demo. The compilation was sucessfull, but…