1 files changed, 18 insertions, 0 deletions
diff --git a/tools/clang-tidy/test/modernize-deprecated-ios-base-aliases.cpp b/tools/clang-tidy/test/modernize-deprecated-ios-base-aliases.cpp
new file mode 100644
index 0000000000..288fac8483
--- /dev/null
+++ b/tools/clang-tidy/test/modernize-deprecated-ios-base-aliases.cpp
@@ -0,0 +1,18 @@
+namespace std {
+class ios_base {
+public:
+  typedef int io_state;
+  typedef int open_mode;
+  typedef int seek_dir;
+
+  typedef int streampos;
+  typedef int streamoff;
+};
+
+template <class CharT>
+class basic_ios : public ios_base {
+};
+} // namespace std
+
+// Test function return values (declaration)
+std::ios_base::io_state f_5();