diff --git a/src/CppParser/Parser.cpp b/src/CppParser/Parser.cpp
index 3a371924..44d97a5c 100644
--- a/src/CppParser/Parser.cpp
+++ b/src/CppParser/Parser.cpp
@@ -986,6 +986,9 @@ void Parser::WalkRecordCXX(const clang::CXXRecordDecl* Record, Class* RC)
 {
     using namespace clang;
 
+    if (Record->isImplicit())
+        return;
+
     auto& Sema = C->getSema();
     Sema.ForceDeclarationOfImplicitMembers(const_cast<clang::CXXRecordDecl*>(Record));