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			9 lines
		
	
	
		
			270 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
			
		
		
	
	
			9 lines
		
	
	
		
			270 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
contract A {
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	function foo() public payable virtual returns (uint256) {}
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}
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contract B is A {
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	function foo() public override virtual returns (uint256) {}
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}
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// ----
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// TypeError 6959: (94-153): Overriding function changes state mutability from "payable" to "nonpayable".
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