mirror of
https://github.com/ethereum/solidity
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20 lines
491 B
Solidity
20 lines
491 B
Solidity
interface ParentA {
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function testA() external returns (uint256);
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}
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interface ParentB {
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function testB() external returns (uint256);
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}
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interface Sub is ParentA, ParentB {
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function testSub() external returns (uint256);
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}
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contract SubImpl is Sub {
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function testA() external override returns (uint256) { return 12; }
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function testSub() external override returns (uint256) { return 99; }
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}
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// ----
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// TypeError: (234-407): Contract "SubImpl" should be marked as abstract.
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