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[SMTLib2] Fix repeated declarations

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This commit is contained in:
Leonardo Alt 2018-04-17 23:46:53 +02:00 committed by Alex Beregszaszi
parent e56a88be37
commit f249f9c86f
2 changed files with 29 additions and 11 deletions
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37
libsolidity/formal/SMTLib2Interface.cpp
View File

@ -47,6 +47,8 @@ void SMTLib2Interface::reset()
{
m_accumulatedOutput.clear();
m_accumulatedOutput.emplace_back();
m_constants.clear();
m_functions.clear();
write("(set-option :produce-models true)");
write("(set-logic QF_UFLIA)");
}
@ -64,25 +66,38 @@ void SMTLib2Interface::pop()
void SMTLib2Interface::declareFunction(string _name, Sort _domain, Sort _codomain)
{
write(
"(declare-fun |" +
_name +
"| (" +
(_domain == Sort::Int ? "Int" : "Bool") +
") " +
(_codomain == Sort::Int ? "Int" : "Bool") +
")"
);
// TODO Use domain and codomain as key as well
if (!m_functions.count(_name))
{
m_functions.insert(_name);
write(
"(declare-fun |" +
_name +
"| (" +
(_domain == Sort::Int ? "Int" : "Bool") +
") " +
(_codomain == Sort::Int ? "Int" : "Bool") +
")"
);
}
}
void SMTLib2Interface::declareInteger(string _name)
{
write("(declare-const |" + _name + "| Int)");
if (!m_constants.count(_name))
{
m_constants.insert(_name);
write("(declare-const |" + _name + "| Int)");
}
}
void SMTLib2Interface::declareBool(string _name)
{
write("(declare-const |" + _name + "| Bool)");
if (!m_constants.count(_name))
{
m_constants.insert(_name);
write("(declare-const |" + _name + "| Bool)");
}
}
void SMTLib2Interface::addAssertion(Expression const& _expr)

3
libsolidity/formal/SMTLib2Interface.h
View File

@ -30,6 +30,7 @@
#include <string>
#include <vector>
#include <cstdio>
#include <set>
namespace dev
{
@ -68,6 +69,8 @@ private:
ReadCallback::Callback m_queryCallback;
std::vector<std::string> m_accumulatedOutput;
std::set<std::string> m_constants;
std::set<std::string> m_functions;
};
}