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			26 lines
		
	
	
		
			564 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
			
		
		
	
	
			26 lines
		
	
	
		
			564 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
| contract C {
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|     uint x;
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|     modifier m(uint z) {
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| 		uint y = 3;
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|         if (z == 10)
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|             x = 2 + y;
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|         _;
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|         if (z == 10)
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|             x = 4 + y;
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|     }
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|     function f() m(10) internal {
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|         x = 3;
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|     }
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|     function g() public {
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|         x = 0;
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|         f();
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|         assert(x == 7);
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|         // Fails
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|         assert(x == 6);
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|     }
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| }
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| // ====
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| // SMTEngine: all
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| // ----
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| // Warning 6328: (327-341): CHC: Assertion violation happens here.\nCounterexample:\nx = 7\n\nTransaction trace:\nC.constructor()\nState: x = 0\nC.g()\n    C.f() -- internal call
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