mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
25 lines
720 B
Solidity
25 lines
720 B
Solidity
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library L {
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function f(uint256 a, uint256 b) external {
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assert(a * a == b);
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}
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}
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contract C {
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function addr() public view returns (bool) {
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return address(L) == address(0);
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}
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function g(uint256 a, uint256 b) public returns (bool) {
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(bool success,) = address(L).delegatecall(abi.encodeWithSignature("f(uint256,uint256)", a, b));
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return success;
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}
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}
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// ----
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// library: L
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// g(uint256,uint256): 1, 1 -> true
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// g(uint256,uint256): 1, 2 -> false
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// g(uint256,uint256): 2, 3 -> false
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// g(uint256,uint256): 2, 4 -> true
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// g(uint256,uint256): 2, 5 -> false
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// g(uint256,uint256): 4, 15 -> false
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// g(uint256,uint256): 4, 16 -> true
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// g(uint256,uint256): 4, 17 -> false
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