From 9a6758edc229abc0ed0f5ce65958082b3e8a8502 Mon Sep 17 00:00:00 2001
From: Marek Polacek <polacek@redhat.com>
Date: Fri, 14 Feb 2025 13:14:01 -0500
Subject: [PATCH] c++: add fixed test [PR66519]

Fixed by r10-6464.

	PR c++/66519

gcc/testsuite/ChangeLog:

	* g++.dg/cpp0x/variadic-parm2.C: New test.
---
 gcc/testsuite/g++.dg/cpp0x/variadic-parm2.C | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 gcc/testsuite/g++.dg/cpp0x/variadic-parm2.C

diff --git a/gcc/testsuite/g++.dg/cpp0x/variadic-parm2.C b/gcc/testsuite/g++.dg/cpp0x/variadic-parm2.C
new file mode 100644
index 00000000000..b061adbd7a9
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/variadic-parm2.C
@@ -0,0 +1,12 @@
+// PR c++/66519
+// { dg-do compile { target c++11 } }
+
+template<typename F, typename... Tp>
+void a(F f, Tp... args, decltype(f(args...)) = 1) {}
+
+template<typename F, typename... Tp>
+void a(F, Tp...) {}
+
+void b(void) {
+    a([]{});
+}
-- 
2.47.2