2020-08-23 19:21:45 +00:00
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pragma experimental SMTChecker;
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contract C {
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function f() public pure {
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uint8 x = 0xff;
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assert(~x == 0x00);
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uint16 y = 0xff00;
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assert(~y == 0xff);
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assert(~y == 0xffff);
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assert(~y == 0x0000);
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}
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}
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// ----
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2021-01-21 18:04:34 +00:00
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// Warning 6328: (159-179): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 255\ny = 65280\n\nTransaction trace:\nC.constructor()\nC.f()
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// Warning 6328: (183-203): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 255\ny = 65280\n\nTransaction trace:\nC.constructor()\nC.f()
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