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-rw-r--r--libsolidity/interface/CompilerStack.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/libsolidity/interface/CompilerStack.cpp b/libsolidity/interface/CompilerStack.cpp
index 610caea1..1e6e2330 100644
--- a/libsolidity/interface/CompilerStack.cpp
+++ b/libsolidity/interface/CompilerStack.cpp
@@ -552,7 +552,7 @@ Json::Value CompilerStack::methodIdentifiers(string const& _contractName) const
{
Json::Value methodIdentifiers(Json::objectValue);
for (auto const& it: contractDefinition(_contractName).interfaceFunctions())
- methodIdentifiers[it.second->externalSignature()] = toHex(it.first.ref());
+ methodIdentifiers[it.second->externalSignature()] = it.first.hex();
return methodIdentifiers;
}