mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
23 lines
522 B
Solidity
23 lines
522 B
Solidity
pragma experimental SMTChecker;
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contract C {
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bytes b;
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function f() public {
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require(b.length == 0);
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b.push() = bytes1(uint8(1));
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assert(b[0] == bytes1(uint8(1)));
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}
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function g() public {
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bytes1 one = bytes1(uint8(1));
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b.push() = one;
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assert(b[b.length - 1] == one);
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// Fails
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assert(b[b.length - 1] == bytes1(uint8(100)));
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}
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}
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// ----
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// Warning 6328: (298-343): CHC: Assertion violation happens here.\nCounterexample:\nb = [1]\none = 1\n\nTransaction trace:\nC.constructor()\nState: b = []\nC.g()
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