1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/ext/static1.C b/gcc/testsuite/g++.dg/ext/static1.C
new file mode 100644
index 000000000..9298b1d57
--- /dev/null
+++ b/gcc/testsuite/g++.dg/ext/static1.C
@@ -0,0 +1,18 @@
+// PR c++/23699
+// { dg-options "" }
+
+template<typename _CharT > class basic_string;
+typedef basic_string<char> string;
+template<typename _CharT>
+struct basic_string
+{
+  static const int npos = -1;
+};
+template<typename _CharT>
+const int basic_string<_CharT>::npos;
+
+extern template class basic_string<char>;
+struct A
+{
+  static const long npos = string::npos;
+};