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Fuzzer: Unterminated block comment gives flex scanner internal error--end of buffer missed #1563

veripoolbot opened this issue Oct 16, 2019 · 1 comment


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@veripoolbot veripoolbot commented Oct 16, 2019

Author Name: Eric Rippey
Original Redmine Issue: 1563 from

Running the attached testcase with:

verilator_bin --lint-only


%Error: out2/queue/id:000998,src:000000,op:havoc,rep:32:5: EOF in '/* ... */' block comment
fatal flex scanner internal error--end of buffer missed

This is on version:
Verilator 4.020 devel rev v4.020-19-gc73336f

This is a similar (though not identical) result as was seen in this bug:

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@veripoolbot veripoolbot commented Oct 19, 2019

Original Redmine Comment
Author Name: Wilson Snyder (@wsnyder)
Original Date: 2019-10-19T01:31:06Z

Thanks for the test, some user would have hit this too, likely. Fixed in git.

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