1 files changed, 55 insertions, 0 deletions
diff --git a/compilerplugins/clang/test/collapseif.cxx b/compilerplugins/clang/test/collapseif.cxx
new file mode 100644
index 000000000..6f8658473
--- /dev/null
+++ b/compilerplugins/clang/test/collapseif.cxx
@@ -0,0 +1,55 @@
+/* -*- 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 <sal/config.h>
+
+int f1(int x)
+{
+    // expected-error@+1 {{nested if should be collapsed into one statement 9 9 [loplugin:collapseif]}}
+    if (x == 1)
+        if (x == 2)
+            return 1;
+
+    // expected-error@+1 {{nested if should be collapsed into one statement 9 9 [loplugin:collapseif]}}
+    if (x == 1)
+    {
+        if (x == 2)
+            return 1;
+    }
+
+    // no warning expected
+    if (x == 1)
+    {
+        // comment here prevents warning
+        if (x == 2)
+            return 1;
+    }
+
+    // no warning expected
+    if (x == 1)
+    {
+        if (x == 2)
+            return 1;
+    }
+    else
+        return 3;
+
+    // no warning expected
+    if (x == 1)
+    {
+        if (x == 2)
+            return 1;
+        else
+            return 3;
+    }
+
+    return 2;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */