[clang-doc] fix compiler warning

PeterChou1 · PeterChou1 · commit 5cb8482fcba9 · 2024-07-23T17:21:45.000-04:00
diff --git a/clang-tools-extra/clang-doc/Mapper.cpp b/clang-tools-extra/clang-doc/Mapper.cpp
@@ -18,7 +18,7 @@
 namespace clang {
 namespace doc {
 
-static llvm::StringSet USRVisited;
+static llvm::StringSet<> USRVisited;
 static llvm::sys::Mutex USRVisitedGuard;
 
 template <typename T> bool isTypedefAnonRecord(const T *D) {
