1 files changed, 6 insertions, 2 deletions
diff --git a/Source/cmGlobalXCodeGenerator.cxx b/Source/cmGlobalXCodeGenerator.cxx
index bdc03c7..2191bc7 100644
--- a/Source/cmGlobalXCodeGenerator.cxx
+++ b/Source/cmGlobalXCodeGenerator.cxx
@@ -770,11 +770,15 @@ public:
   XCodeGeneratorExpressionInterpreter& operator=(
     XCodeGeneratorExpressionInterpreter const&) = delete;
 
-  using cmGeneratorExpressionInterpreter::Evaluate;
-
   const std::string& Evaluate(const char* expression,
                               const std::string& property)
   {
+    return this->Evaluate(std::string(expression ? expression : ""), property);
+  }
+
+  const std::string& Evaluate(const std::string& expression,
+                              const std::string& property)
+  {
     const std::string& processed =
       this->cmGeneratorExpressionInterpreter::Evaluate(expression, property);
     if (this->CompiledGeneratorExpression->GetHadContextSensitiveCondition()) {