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authorchriseth <chris@ethereum.org>2018-04-05 22:07:07 +0800
committerGitHub <noreply@github.com>2018-04-05 22:07:07 +0800
commit4c50ed39d76c4bd96ed73f40077da2c3f6d13c35 (patch)
tree2187b2bb3f638d50708397f226b276a53c769bc7 /libsolidity/formal/SymbolicIntVariable.cpp
parent95b0589f7739ebfd0c1c9cde8a07332cba039296 (diff)
parent8d087d1889826271a78ce537b8d1a2ceb11574dd (diff)
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Merge pull request #3829 from ethereum/smt_remove_uf
[SMTChecker] Remove usage of UFs to access SSA vars
Diffstat (limited to 'libsolidity/formal/SymbolicIntVariable.cpp')
-rw-r--r--libsolidity/formal/SymbolicIntVariable.cpp6
1 files changed, 5 insertions, 1 deletions
diff --git a/libsolidity/formal/SymbolicIntVariable.cpp b/libsolidity/formal/SymbolicIntVariable.cpp
index eb7b1c17..5e71fdcc 100644
--- a/libsolidity/formal/SymbolicIntVariable.cpp
+++ b/libsolidity/formal/SymbolicIntVariable.cpp
@@ -30,7 +30,11 @@ SymbolicIntVariable::SymbolicIntVariable(
SymbolicVariable(_decl, _interface)
{
solAssert(m_declaration.type()->category() == Type::Category::Integer, "");
- m_expression = make_shared<smt::Expression>(m_interface.newFunction(uniqueSymbol(), smt::Sort::Int, smt::Sort::Int));
+}
+
+smt::Expression SymbolicIntVariable::valueAtSequence(int _seq) const
+{
+ return m_interface.newInteger(uniqueSymbol(_seq));
}
void SymbolicIntVariable::setZeroValue(int _seq)