How does one update antlr to a newer version?

chipsalliance / fasm

FPGA Assembly (FASM) Parser and Generator

https://fasm.readthedocs.io

Apache License 2.0

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Open mithro opened 3 years ago

mithro commented 3 years ago

There is no instructions at https://github.com/SymbiFlow/fasm/tree/master/third_party/antlr4 which explain how to update antlr to the newer version.