solidity/test/libsolidity/syntaxTests/inheritance/override/override_multiple_missing.sol

24 lines
900 B
Solidity

abstract contract A {
function foo() internal virtual returns (uint256);
function test(uint8 _a) virtual internal returns (uint256);
}
abstract contract B {
function foo() internal virtual returns (uint256);
function test() internal virtual returns (uint256);
}
abstract contract C {
function foo() internal virtual returns (uint256);
}
abstract contract D {
function foo() internal virtual returns (uint256);
function test() internal virtual returns (uint256);
}
abstract contract X is A, B, C, D {
function test() internal override(B, D, C) virtual returns (uint256);
function foo() internal override(A, C) virtual returns (uint256);
}
// ----
// Warning: (533-550): Override specifier list order differs from inheritance order.
// TypeError: (533-550): Invalid contract specified in override list: "C".
// TypeError: (603-617): Function needs to specify overridden contracts "B" and "D".