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-rw-r--r--compilerplugins/clang/test/passparamsbyref.cxx42
1 files changed, 42 insertions, 0 deletions
diff --git a/compilerplugins/clang/test/passparamsbyref.cxx b/compilerplugins/clang/test/passparamsbyref.cxx
new file mode 100644
index 000000000..010556a67
--- /dev/null
+++ b/compilerplugins/clang/test/passparamsbyref.cxx
@@ -0,0 +1,42 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <rtl/ustring.hxx>
+
+#pragma clang diagnostic ignored "-Wunknown-warning-option" // for Clang < 13
+#pragma clang diagnostic ignored "-Wunused-but-set-variable"
+
+struct S {
+ OUString mv1;
+ OUString mv2;
+
+ // make sure we ignore cases where the passed in parameter is std::move'd
+ S(OUString v1, OUString v2)
+ : mv1(std::move(v1)), mv2((std::move(v2))) {}
+};
+
+
+void f()
+{
+ S* s;
+ OUString v1, v2;
+ s = new S(v1, v2);
+}
+
+
+// check that we don't warn when the param is modified
+OUString trim_string(OUString aString)
+{
+ aString += "xxx";
+ return aString;
+}
+
+// expected-no-diagnostics
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */