crytic / echidna

Ethereum smart contract fuzzer

Home Page:https://secure-contracts.com/program-analysis/echidna/index.html

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Opcode "mcopy" not implemented

0xCheetah opened this issue · comments

Describe the issue:

The "mcopy" opcode in inline assembly reverts and produces an "e" in the corpus coverage report.

Code example to reproduce the issue:

assembly ("memory-safe") {
mcopy(0, 32, 32)
}

Version:

echidna: 2.2.3
slither: 0.10.1

Relevant log output:

"*e" in corpus coverage report.