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Add paris constraints to SMTChecker

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Co-authored-by: Daniel <daniel@ekpyron.org>
Co-authored-by: Kamil Śliwak <kamil.sliwak@codepoets.it>
Co-authored-by: Leo <leo@ethereum.org>
This commit is contained in:
Rodrigo Q. Saramago
2023-01-31 11:03:04 +01:00
co-authored by Daniel Kamil Śliwak Leo
parent d9d9ab30a2
commit feba4de509
26 changed files with 183 additions and 102 deletions
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libsolidity/formal/SMTEncoder.cpp
+7 -1
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@@ -1337,7 +1337,13 @@ bool SMTEncoder::visit(MemberAccess const& _memberAccess)
{
auto const& name = identifier->name();
solAssert(name == "block" || name == "msg" || name == "tx", "");
defineExpr(_memberAccess, state().txMember(name + "." + _memberAccess.memberName()));
auto memberName = _memberAccess.memberName();
// TODO remove this for 0.9.0
if (name == "block" && memberName == "difficulty")
memberName = "prevrandao";
defineExpr(_memberAccess, state().txMember(name + "." + memberName));
}
else if (auto magicType = dynamic_cast<MagicType const*>(exprType))
{