2020-09-01 09:35:25 +00:00
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contract C {
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function f() public pure {
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assert(~1 | (~0xff & 0) == -2);
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int x = ~1 | (~0xff ^ 0);
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/// Result is negative, assertion fails.
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assert(x > 0);
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int y = ~x | (0xff & 1);
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assert(y > 0);
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assert(y & (0xffffffffffffffffff & 1) == 1);
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}
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}
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2021-03-31 15:11:54 +00:00
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// ====
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// SMTEngine: all
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2020-09-01 09:35:25 +00:00
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// ----
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2023-02-09 16:07:13 +00:00
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// Warning 6328: (148-161): CHC: Assertion violation happens here.
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// Info 1391: CHC: 3 verification condition(s) proved safe! Enable the model checker option "show proved safe" to see all of them.
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