mirror of
https://github.com/ethereum/solidity
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18 lines
656 B
Solidity
18 lines
656 B
Solidity
contract A {
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int public testvar;
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function foo() internal returns (uint256);
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}
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contract B {
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function foo() internal returns (uint256);
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function test() internal returns (uint256);
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}
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contract X is A, B {
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int public override testvar;
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function test() internal override returns (uint256);
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}
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// ----
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// TypeError: (0-79): Contract "A" should be marked as abstract.
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// TypeError: (80-183): Contract "B" should be marked as abstract.
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// TypeError: (184-290): Derived contract must override function "foo". Function with the same name and parameter types defined in two or more base classes.
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// TypeError: (184-290): Contract "X" should be marked as abstract.
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