1 files changed, 30 insertions, 0 deletions
diff --git a/absl/flags/internal/commandlineflag.cc b/absl/flags/internal/commandlineflag.cc
new file mode 100644
index 000000000000..90765a3eb6f3
--- /dev/null
+++ b/absl/flags/internal/commandlineflag.cc
@@ -0,0 +1,30 @@
+//
+// Copyright 2020 The Abseil Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "absl/flags/internal/commandlineflag.h"
+
+namespace absl {
+ABSL_NAMESPACE_BEGIN
+namespace flags_internal {
+
+FlagStateInterface::~FlagStateInterface() {}
+
+bool CommandLineFlag::IsRetired() const { return false; }
+bool CommandLineFlag::IsAbseilFlag() const { return true; }
+
+}  // namespace flags_internal
+ABSL_NAMESPACE_END
+}  // namespace absl
+