solidity/test/libsolidity/syntaxTests/inheritance/override/override_ambiguous.sol
2019-12-09 18:41:39 +01:00

13 lines
450 B
Solidity

abstract contract A {
function foo() internal virtual returns (uint256);
}
abstract contract B {
function foo() internal virtual returns (uint256);
function test() internal virtual returns (uint256);
}
abstract contract X is A, B {
function test() internal override returns (uint256) {}
}
// ----
// TypeError: (205-292): Derived contract must override function "foo". Two or more base classes define function with same name and parameter types.