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			20 lines
		
	
	
		
			431 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
			
		
		
	
	
			20 lines
		
	
	
		
			431 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
| pragma experimental SMTChecker;
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| 
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| contract C {
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| 	struct S {
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| 		uint u;
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| 	}
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| 
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| 	S public s;
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| 
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| 	function f() public view {
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| 		uint u = this.s();
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| 		uint v = this.s();
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| 		assert(u == s.u); // should hold
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| 		assert(u == v); // should hold
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| 		assert(u == 1); // should fail
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| 	}
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| }
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| // ----
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| // Warning 6328: (226-240): CHC: Assertion violation happens here.\nCounterexample:\ns = {u: 0}\n\nTransaction trace:\nC.constructor()\nState: s = {u: 0}\nC.f()
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