From 56b768f2585d1cc931308185ce7d824065295d3b Mon Sep 17 00:00:00 2001
From: William S Fulton <wsf@fultondesigns.co.uk>
Date: Sat, 21 Jun 2025 15:46:15 +0100
Subject: [PATCH] Fix -Wunused-variable warnings in testcases

---
 Examples/test-suite/cpp11_auto_variable.i | 8 ++++++--
 Examples/test-suite/special_variables.i   | 1 +
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/Examples/test-suite/cpp11_auto_variable.i b/Examples/test-suite/cpp11_auto_variable.i
index ade9da75a..9040a1a5e 100644
--- a/Examples/test-suite/cpp11_auto_variable.i
+++ b/Examples/test-suite/cpp11_auto_variable.i
@@ -41,12 +41,16 @@ static constexpr auto NOEXCEPT_FUNC = noexcept(func);
 %warnfilter(SWIGWARN_CPP11_AUTO) Bad4;
 
 %inline %{
-
 static auto Bad1 = &t;
 static constexpr auto Bad2 = &f;
 static auto Bad3 = &zero;
 static constexpr auto Bad4 = &one;
-
+%}
+%{
+// Wunused-variable warning suppression
+bool warning_suppression() {
+  return Bad1 || Bad3;
+}
 %}
 
 %inline %{
diff --git a/Examples/test-suite/special_variables.i b/Examples/test-suite/special_variables.i
index 31bbac4c2..90d7f80c2 100644
--- a/Examples/test-suite/special_variables.i
+++ b/Examples/test-suite/special_variables.i
@@ -128,6 +128,7 @@ void DirectorTest_director_testmethodSwigExplicitDirectorTest(int i) {}
 %typemap(directorargout) int i {
   $symname(99);
   int isvoid_special_variable = $isvoid;
+  (void)isvoid_special_variable;
 }
 %feature("director") DirectorTest;
 %inline %{