1 files changed, 22 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/lookup/two-stage3.C b/gcc/testsuite/g++.dg/lookup/two-stage3.C
new file mode 100644
index 000000000..fff853c1b
--- /dev/null
+++ b/gcc/testsuite/g++.dg/lookup/two-stage3.C
@@ -0,0 +1,22 @@
+// { dg-do compile }
+// PR c++/2922
+
+namespace tpl_ {
+
+template<class T>
+char test(T);
+
+template<class T>
+struct check
+{
+    static T const t;
+    enum { value = 1 == sizeof(test(t)) };
+};
+
+double test(int);
+
+}
+
+bool const two_phase_lookup_supported = tpl_::check<int>::value;
+
+int compile_time_assert[two_phase_lookup_supported ? 1 : -1];