From 2d717988c286fa872412aaa6fbeebb3cd6424fb6 Mon Sep 17 00:00:00 2001
From: Olly Betts <olly@survex.com>
Date: Tue, 17 Jun 2025 18:32:28 +1200
Subject: [PATCH] Add another recently fixed case

Fixed by 3f4ed829455f388d0cf2ad8be097af7e0056e942.

See #1589 and #3011.
---
 Examples/test-suite/cpp11_template_parameters_decltype.i | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Examples/test-suite/cpp11_template_parameters_decltype.i b/Examples/test-suite/cpp11_template_parameters_decltype.i
index 0d05bb886..04668002d 100644
--- a/Examples/test-suite/cpp11_template_parameters_decltype.i
+++ b/Examples/test-suite/cpp11_template_parameters_decltype.i
@@ -6,6 +6,10 @@ template <decltype(true) X = true>
 void A() { }
 %}
 
+// Additional test for #1589 (just check SWIG can parse this).
+%ignore x1589;
+int x1589(int y = std::declval<M>().begin()->first) { return y; }
+
 // %template(A) A<>; // not working
 %template(A) A<true>; // workaround