mirror of
				https://github.com/ethereum/solidity
				synced 2023-10-03 13:03:40 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			60 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Solidity
		
	
	
	
	
	
			
		
		
	
	
			60 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Solidity
		
	
	
	
	
	
contract C {
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	uint[] a;
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	uint[][] b;
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	function p() public { a.push(); }
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	function q() public { b.push().push(); }
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	function f(uint x, uint v) public {
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		require(x < a.length);
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		a[x] = v;
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		delete a;
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		assert(a.length == 0);
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	}
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 	function g(uint x, uint y, uint v) public {
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		require(x < b.length);
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		require(y < b[x].length);
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		b[x][y] = v;
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		delete b;
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		assert(b.length == 0);
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	}
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 	function h(uint x, uint y, uint v) public {
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		require(x < b.length);
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		require(y < b[x].length);
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		b[x][y] = v;
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		delete b[x];
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		assert(b[x].length == 0);
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	}
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 	function i(uint x, uint y, uint v) public {
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		require(x < b.length);
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		require(y < b[x].length);
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		b[x][y] = v;
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		require(y < b.length);
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		delete b[y];
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		assert(b[y].length == 0);
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	}
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 	function j(uint x, uint y, uint z, uint v) public {
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		require(x < b.length);
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		require(y < b[x].length);
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		b[x][y] = v;
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		require(z < b.length);
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		delete b[z];
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		// Not necessarily the case.
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		require(y < b.length);
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		require(x < b[x].length);
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		// Disabled because of Spacer nondeterminism.
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		//assert(b[y][x] == 0);
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	}
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	function setA(uint x, uint y) public {
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		require(x < a.length);
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		a[x] = y;
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	}
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	function setB(uint x, uint y, uint z) public {
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		require(x < b.length);
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		require(y < b[x].length);
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		b[x][y] = z;
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	}
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}
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// ====
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// SMTEngine: all
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// SMTIgnoreCex: yes
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// ----
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