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Merge pull request #6705 from ethereum/smt_fix_const_state_var

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[SMTChecker] Fix function call at state var init
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chriseth 2019-05-09 19:05:32 +02:00 committed by GitHub
commit d9bdc4fd89
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2 changed files with 60 additions and 1 deletions
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1
libsolidity/formal/SMTChecker.cpp
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@ -196,7 +196,6 @@ void SMTChecker::endVisit(FunctionDefinition const&)
if (m_callStack.empty())
{
checkUnderOverflow();
removeLocalVariables();
solAssert(m_callStack.empty(), "");
}
}

60
test/libsolidity/smtCheckerTests/complex/slither/const_state_variables.sol Normal file
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@ -0,0 +1,60 @@
pragma experimental SMTChecker;
contract A {
address constant public MY_ADDRESS = 0xE0f5206BBD039e7b0592d8918820024e2a7437b9;
address public myFriendsAddress = 0xc0ffee254729296a45a3885639AC7E10F9d54979;
uint public used;
uint public test = 5;
uint constant X = 32**22 + 8;
string constant TEXT1 = "abc";
string text2 = "xyz";
function setUsed() public {
if (msg.sender == MY_ADDRESS) {
used = test;
}
}
}
contract B is A {
address public mySistersAddress = 0x999999cf1046e68e36E1aA2E0E07105eDDD1f08E;
function () external {
used = 0;
}
function setUsed(uint a) public {
if (msg.sender == MY_ADDRESS) {
used = a;
}
}
}
contract MyConc{
uint constant A = 1;
bytes32 should_be_constant = sha256('abc');
uint should_be_constant_2 = A + 1;
address not_constant = msg.sender;
uint not_constant_2 = getNumber();
uint not_constant_3 = 10 + block.number;
function getNumber() public returns(uint){
return block.number;
}
}
// ----
// Warning: (773-792): This declaration shadows an existing declaration.
// Warning: (1009-1086): Function state mutability can be restricted to view
// Warning: (327-332): Assertion checker does not yet support the type of this literal (literal_string "abc").
// Warning: (353-358): Assertion checker does not yet support the type of this literal (literal_string "xyz").
// Warning: (834-839): Assertion checker does not yet support the type of this literal (literal_string "abc").
// Warning: (874-879): Underflow (resulting value less than 0) happens here.
// Warning: (874-879): Overflow (resulting value larger than 2**256 - 1) happens here.