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Fix boolean constants.

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This commit is contained in:
chriseth 2017-10-04 18:20:56 +02:00 committed by Alex Beregszaszi
parent 90fb14f525
commit 95a65dc04c
2 changed files with 16 additions and 14 deletions
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5
libsolidity/formal/Z3Interface.cpp
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@ -139,6 +139,11 @@ z3::expr Z3Interface::toZ3Expr(Expression const& _expr)
}
else if (arguments.empty())
{
if (n == "true")
return m_context.bool_val(true);
else if (n == "false")
return m_context.bool_val(false);
else
// We assume it is an integer...
return m_context.int_val(n.c_str());
}

21
test/libsolidity/SMTChecker.cpp
View File

@ -362,18 +362,15 @@ BOOST_AUTO_TEST_CASE(constant_condition)
}
)";
CHECK_WARNING(text, "Condition is always false");
// TODO
// // a plain literal constant is fine
// text = R"(
// contract C {
// function f(uint x) public pure {
// if (true) { revert(); }
// }
// }
// )";
// CHECK_SUCCESS_NO_WARNINGS(text);
// TODO test unreacheable code
// a plain literal constant is fine
text = R"(
contract C {
function f(uint) public pure {
if (true) { revert(); }
}
}
)";
CHECK_SUCCESS_NO_WARNINGS(text);
}
BOOST_AUTO_TEST_SUITE_END()