diff options
| author | chriseth <chris@ethereum.org> | 2018-11-26 23:14:02 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-11-26 23:14:02 +0800 |
| commit | f6d8810103c762d1f5a41bf1c29d33b771cfed50 (patch) | |
| tree | a3d469810fa5faf8fa857ae2cd1d0a5074acefce | |
| parent | 764d618c442c969e72ab73ffda8475060fca1299 (diff) | |
| parent | aaaa92012cdab9c11984dfab2d0d56a1c537a61e (diff) | |
| download | dexon-solidity-f6d8810103c762d1f5a41bf1c29d33b771cfed50.tar dexon-solidity-f6d8810103c762d1f5a41bf1c29d33b771cfed50.tar.gz dexon-solidity-f6d8810103c762d1f5a41bf1c29d33b771cfed50.tar.bz2 dexon-solidity-f6d8810103c762d1f5a41bf1c29d33b771cfed50.tar.lz dexon-solidity-f6d8810103c762d1f5a41bf1c29d33b771cfed50.tar.xz dexon-solidity-f6d8810103c762d1f5a41bf1c29d33b771cfed50.tar.zst dexon-solidity-f6d8810103c762d1f5a41bf1c29d33b771cfed50.zip | |
Merge pull request #5504 from ethereum/smt_fix_emscripten
[SMTChecker] Fix crash when SMTLib2Interface reports unknow for constant checks
| -rw-r--r-- | libsolidity/formal/SMTChecker.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libsolidity/formal/SMTChecker.cpp b/libsolidity/formal/SMTChecker.cpp index 5b7807f7..477568a0 100644 --- a/libsolidity/formal/SMTChecker.cpp +++ b/libsolidity/formal/SMTChecker.cpp @@ -889,6 +889,10 @@ void SMTChecker::checkBooleanNotConstant(Expression const& _condition, string co { // everything fine. } + else if (positiveResult == smt::CheckResult::UNKNOWN || negatedResult == smt::CheckResult::UNKNOWN) + { + // can't do anything. + } else if (positiveResult == smt::CheckResult::UNSATISFIABLE && negatedResult == smt::CheckResult::UNSATISFIABLE) m_errorReporter.warning(_condition.location(), "Condition unreachable."); else |