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-rw-r--r--lib/Support/CommandLine.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Support/CommandLine.cpp b/lib/Support/CommandLine.cpp
index 164cb5286f..08b6fcbd59 100644
--- a/lib/Support/CommandLine.cpp
+++ b/lib/Support/CommandLine.cpp
@@ -607,6 +607,10 @@ void cl::ParseCommandLineOptions(int &argc, char **argv,
// Option Base class implementation
//
+// Out of line virtual function to provide home for the class.
+void Option::anchor() {
+}
+
bool Option::error(std::string Message, const char *ArgName) {
if (ArgName == 0) ArgName = ArgStr;
if (ArgName[0] == 0)