c++/reflection: add fixed test [PR123616]

This was fixed by r16-7330-g507ea25cf2e18b.

	PR c++/123616

gcc/testsuite/ChangeLog:

	* g++.dg/reflect/type_of3.C: New test.

diff --git a/gcc/testsuite/g++.dg/reflect/type_of3.C b/gcc/testsuite/g++.dg/reflect/type_of3.C
new file mode 100644 (file)
index 0000000..ba28c4f
--- /dev/null
+++ b/gcc/testsuite/g++.dg/reflect/type_of3.C
@@ -0,0 +1,13 @@
+// PR c++/123616
+// { dg-do compile { target c++26 } }
+// { dg-additional-options "-freflection" }
+
+#include <meta>
+using namespace std::meta;
+
+struct S {
+    auto g() { return 0; }
+};
+int h() { return 0; }
+
+static_assert(type_of(^^S::g) == type_of(^^h));