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				https://github.com/ethereum/solidity
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			47 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Solidity
		
	
	
	
	
	
			
		
		
	
	
			47 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Solidity
		
	
	
	
	
	
==== Source: s1.sol ====
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uint constant a = 89;
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function fre() pure returns (uint) {
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	return a;
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}
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==== Source: s2.sol ====
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function foo() pure returns (uint) {
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	return 42;
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}
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==== Source: s3.sol ====
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import {fre as foo} from "s1.sol";
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import "s1.sol" as M;
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import "s2.sol" as N;
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uint256 constant a = 13;
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contract C {
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	function f() internal pure returns (uint, uint, uint, uint) {
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		return (a, foo(), N.foo(), M.a);
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	}
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	function p() public pure {
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		(uint x, uint y, uint z, uint t) = f();
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		assert(x == 13); // should hold
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		assert(x == 89); // should fail
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		assert(y == 89); // should hold
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		assert(y == 42); // should fail
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		assert(z == 42); // should hold
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		assert(z == 89); // should fail
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		assert(t == 89); // should hold
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		assert(t == 13); // should fail
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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: (s3.sol:327-342): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 13\ny = 89\nz = 42\nt = 89\n\nTransaction trace:\nC.constructor()\nC.p()\n    C.f() -- internal call\n        s1.sol:fre() -- internal call\n        s2.sol:foo() -- internal call
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// Warning 6328: (s3.sol:396-411): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 13\ny = 89\nz = 42\nt = 89\n\nTransaction trace:\nC.constructor()\nC.p()\n    C.f() -- internal call\n        s1.sol:fre() -- internal call\n        s2.sol:foo() -- internal call
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// Warning 6328: (s3.sol:465-480): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 13\ny = 89\nz = 42\nt = 89\n\nTransaction trace:\nC.constructor()\nC.p()\n    C.f() -- internal call\n        s1.sol:fre() -- internal call\n        s2.sol:foo() -- internal call
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// Warning 6328: (s3.sol:534-549): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 13\ny = 89\nz = 42\nt = 89\n\nTransaction trace:\nC.constructor()\nC.p()\n    C.f() -- internal call\n        s1.sol:fre() -- internal call\n        s2.sol:foo() -- internal call
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