From 267c6f2ac71f92999e969232431ba04678e7437e Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 15 Apr 2024 07:54:39 +0200
Subject: Adding upstream version 4:24.2.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 compilerplugins/clang/unoany.cxx | 92 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 compilerplugins/clang/unoany.cxx

(limited to 'compilerplugins/clang/unoany.cxx')

diff --git a/compilerplugins/clang/unoany.cxx b/compilerplugins/clang/unoany.cxx
new file mode 100644
index 0000000000..0ab5657c1d
--- /dev/null
+++ b/compilerplugins/clang/unoany.cxx
@@ -0,0 +1,92 @@
+/* -*- 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/.
+ */
+
+#ifndef LO_CLANG_SHARED_PLUGINS
+
+#include "config_clang.h"
+
+#include "check.hxx"
+#include "plugin.hxx"
+
+namespace {
+
+class UnoAny:
+    public loplugin::FilteringPlugin<UnoAny>
+{
+public:
+    explicit UnoAny(loplugin::InstantiationData const & data): FilteringPlugin(data) {}
+
+    bool preRun() override {
+        return compiler.getLangOpts().CPlusPlus;
+    }
+
+    void run() override {
+        if (preRun()) {
+            TraverseDecl(compiler.getASTContext().getTranslationUnitDecl());
+        }
+    }
+
+    bool VisitCXXOperatorCallExpr(CXXOperatorCallExpr const * expr);
+};
+
+bool UnoAny::VisitCXXOperatorCallExpr(CXXOperatorCallExpr const * expr)
+{
+    if (ignoreLocation(expr)) {
+        return true;
+    }
+    StringRef aFileName = getFilenameOfLocation(
+            compiler.getSourceManager().getSpellingLoc(expr->getBeginLoc()));
+    if (loplugin::isSamePathname(aFileName, SRCDIR "/include/com/sun/star/uno/Any.hxx")) {
+        return true;
+    }
+    if (expr->getOperator() != OO_Equal) {
+        return true;
+    }
+    if (!loplugin::TypeCheck(expr->getArg(0)->getType()).Class("Any").
+         Namespace("uno").Namespace("star").Namespace("sun").Namespace("com").GlobalNamespace())
+    {
+        return true;
+    }
+    if (auto expr2 = dyn_cast<MaterializeTemporaryExpr>(expr->getArg(1))) {
+        if (auto expr3 = dyn_cast<CXXBindTemporaryExpr>(expr2->getSubExpr())) {
+            if (auto expr4 = dyn_cast<CallExpr>(expr3->getSubExpr())) {
+                if (loplugin::DeclCheck(expr4->getDirectCallee()).Function("makeAny").
+                    Namespace("uno").Namespace("star").Namespace("sun").Namespace("com").GlobalNamespace()) {
+                    report(
+                            DiagnosticsEngine::Warning,
+                            ("unnecessary copy, rather use <<= operator directly with the 'makeAny'"
+                             " argument"),
+                            expr->getOperatorLoc())
+                      << expr->getSourceRange();
+                    return true;
+                }
+            }
+        }
+        if (isa<CXXFunctionalCastExpr>(expr2->getSubExpr())) {
+            //expr->getArg(1)->dump();
+            report(
+                    DiagnosticsEngine::Warning,
+                    ("unnecessary copy, rather use <<= operator directly with the 'Any' constructor"
+                     " argument"),
+                    expr->getOperatorLoc())
+              << expr->getSourceRange();
+            return true;
+        }
+    }
+    //expr->getArg(1)->dump();
+    return true;
+}
+
+loplugin::Plugin::Registration<UnoAny> unoany("unoany");
+
+} // namespace
+
+#endif // LO_CLANG_SHARED_PLUGINS
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
-- 
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