mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
21 lines
908 B
Solidity
21 lines
908 B
Solidity
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pragma experimental SMTChecker;
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contract C {
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function abiEncodeHash(string memory sig, uint a, uint b) public pure {
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require(a == b);
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bytes memory b1 = abi.encodeWithSignature(sig, a, a, a, a);
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bytes memory b2 = abi.encodeWithSignature(sig, b, a, b, a);
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assert(keccak256(b1) == keccak256(b2));
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bytes memory b3 = abi.encodeWithSelector("f()", a, a, a, a);
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assert(keccak256(b1) == keccak256(b3)); // should fail
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assert(keccak256(b1) != keccak256(b3)); // should fail
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}
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}
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// ----
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// Warning 1218: (369-407): CHC: Error trying to invoke SMT solver.
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// Warning 6328: (369-407): CHC: Assertion violation might happen here.
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// Warning 1218: (426-464): CHC: Error trying to invoke SMT solver.
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// Warning 6328: (426-464): CHC: Assertion violation might happen here.
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// Warning 4661: (369-407): BMC: Assertion violation happens here.
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// Warning 4661: (426-464): BMC: Assertion violation happens here.
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