solidity/test/libsolidity/syntaxTests/inheritance/override/override_multiple_duplicated.sol
2019-11-14 11:49:39 +01:00

27 lines
1.0 KiB
Solidity

abstract contract A {
int public testvar;
function foo() internal virtual returns (uint256);
function test(uint8 _a) internal virtual 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 {
int public override testvar;
function test() internal override(B, D, D) returns (uint256);
function foo() internal override(A, C, B, B, B, D ,D) returns (uint256);
}
// ----
// TypeError: (599-600): Duplicate contract "D" found in override list of "test".
// TypeError: (664-665): Duplicate contract "B" found in override list of "foo".
// TypeError: (667-668): Duplicate contract "B" found in override list of "foo".
// TypeError: (673-674): Duplicate contract "D" found in override list of "foo".