Add header warning tests

1 files changed, 20 insertions, 0 deletions

diff --git a/bindings/cpp/test/headers/test_headers.cpp b/bindings/cpp/test/headers/test_headers.cpp
new file mode 100644
index 0000000..a28f537
--- /dev/null
+++ b/bindings/cpp/test/headers/test_headers.cpp
@@ -0,0 +1,20 @@
+// Copyright 2022-2025 David Robillard <d@drobilla.net>
+// SPDX-License-Identifier: ISC
+
+#include <pugl/cairo.hpp> // IWYU pragma: keep
+#include <pugl/gl.hpp>    // IWYU pragma: keep
+#include <pugl/pugl.hpp>  // IWYU pragma: keep
+#include <pugl/stub.hpp>  // IWYU pragma: keep
+
+#ifdef PUGL_TEST_VULKAN
+#  include <pugl/vulkan.hpp> // IWYU pragma: keep
+#endif
+
+#ifdef __GNUC__
+__attribute__((const))
+#endif
+int
+main()
+{
+  return 0;
+}