From ed5640d8b587fbcfed7dd7967f3de04b37a76f26 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:06:44 +0200
Subject: Adding upstream version 4:7.4.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../clang/sharedvisitor/dummyplugin.hxx            | 81 ++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 compilerplugins/clang/sharedvisitor/dummyplugin.hxx

(limited to 'compilerplugins/clang/sharedvisitor/dummyplugin.hxx')

diff --git a/compilerplugins/clang/sharedvisitor/dummyplugin.hxx b/compilerplugins/clang/sharedvisitor/dummyplugin.hxx
new file mode 100644
index 000000000..1ef87416a
--- /dev/null
+++ b/compilerplugins/clang/sharedvisitor/dummyplugin.hxx
@@ -0,0 +1,81 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * Based on LLVM/Clang.
+ *
+ * This file is distributed under the University of Illinois Open Source
+ * License. See LICENSE.TXT for details.
+ *
+ */
+
+#pragma once
+
+#include "config_clang.h"
+
+#include "../plugin.hxx"
+
+using namespace clang;
+using namespace llvm;
+
+namespace loplugin
+{
+
+// These classes are used as base classes when building with LO_CLANG_SHARED_PLUGINS.
+// Since plugin classes in that case should use just one shared RecursiveASTVisitor,
+// sharedvisitor/generator.cxx will make these to be the base classes used, so that
+// compiling the code doesn't spend a several minutes optimizing instances
+// of RecursiveASTVisitor that will never get used.
+
+template<typename T>
+class DummyRecursiveASTVisitor
+{
+public:
+    // These need to be reimplemented, because plugins contain calls to them,
+    // but they should actually never get called in the shared-visitor mode.
+    // This could be autogenerated too, but it's probably simpler to just extend
+    // manually as needed.
+    bool TraverseDecl( Decl* ) { return complain(); }
+    bool TraverseLinkageSpecDecl( LinkageSpecDecl* ) { return complain(); }
+    bool TraverseStmt( Stmt* ) { return complain(); }
+    bool TraverseIfStmt( IfStmt* ) { return complain(); }
+    bool TraverseWhileStmt( WhileStmt* ) { return complain(); }
+    bool TraverseDoStmt( DoStmt* ) { return complain(); }
+    bool TraverseForStmt( ForStmt* ) { return complain(); }
+    bool TraverseCompoundStmt( CompoundStmt* ) { return complain(); }
+    bool TraverseCXXForRangeStmt( CXXForRangeStmt* ) { return complain(); }
+    bool TraverseConditionalOperator( ConditionalOperator* ) { return complain(); }
+    bool TraverseCXXCatchStmt( CXXCatchStmt* ) { return complain(); }
+    bool TraverseCXXDestructorDecl( CXXDestructorDecl* ) { return complain(); }
+    bool TraverseFunctionDecl( FunctionDecl* ) { return complain(); }
+    bool TraverseSwitchStmt( SwitchStmt* ) { return complain(); }
+    bool TraverseImplicitCastExpr( ImplicitCastExpr* ) { return complain(); }
+    bool TraverseCStyleCastExpr( CStyleCastExpr* ) { return complain(); }
+    bool TraverseCXXStaticCastExpr( CXXStaticCastExpr* ) { return complain(); }
+    bool TraverseCXXFunctionalCastExpr( CXXFunctionalCastExpr* ) { return complain(); }
+    bool TraverseFriendDecl( FriendDecl* ) { return complain(); }
+    bool TraverseTypeLoc( TypeLoc ) { return complain(); }
+    bool TraverseAlignedAttr( AlignedAttr* ) { return complain(); }
+    bool TraverseVarDecl( VarDecl* ) { return complain(); }
+    bool TraverseUnaryExprOrTypeTraitExpr( UnaryExprOrTypeTraitExpr* ) { return complain(); }
+private:
+    bool complain() { assert(false && "should not be calling this in sharedplugin mode"); abort(); return false; }
+};
+
+template<typename Derived>
+class DummyFilteringPlugin : public DummyRecursiveASTVisitor<Derived>, public Plugin
+{
+public:
+    explicit DummyFilteringPlugin( const InstantiationData& data ) : Plugin(data) {}
+};
+
+template<typename Derived>
+class DummyFilteringRewritePlugin : public DummyRecursiveASTVisitor<Derived>, public RewritePlugin
+{
+public:
+    explicit DummyFilteringRewritePlugin( const InstantiationData& data ) : RewritePlugin(data) {}
+};
+
+} // namespace
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
-- 
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