198_integer_boolean_not.sol « nameAndTypeResolution « syntaxTests « libsolidity « test - dexon-solidity - DEXON fork of Solidity (https://github.com/dexon-foundation/dsolidity)

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contract test { function() external { uint x = 1; !x; } }
// ----
// TypeError: (50-52): Unary operator ! cannot be applied to type uint256