More Clang 3.4 "(anonymous namespace)" fixes

Change-Id: I7cb43f915565dadd611b90ee30373e472f97efb5
Reviewed-on: https://gerrit.libreoffice.org/26748
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
Tested-by: Stephan Bergmann <sbergman@redhat.com>

1 files changed, 106 insertions, 0 deletions

diff --git a/compilerplugins/clang/check.cxx b/compilerplugins/clang/check.cxx
new file mode 100644
index 000000000000..c66a9026422e
--- /dev/null
+++ b/compilerplugins/clang/check.cxx
@@ -0,0 +1,106 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * 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 <cassert>
+
+#include "check.hxx"
+#include "compat.hxx"
+
+namespace loplugin {
+
+TypeCheck TypeCheck::Const() const {
+    return
+        (!type_.isNull() && type_.isConstQualified()
+         && !type_.isVolatileQualified())
+        ? *this : TypeCheck();
+        // returning TypeCheck(type_.getUnqualifiedType()) instead of *this
+        // may look tempting, but could remove sugar we might be interested in
+        // checking for
+}
+
+TerminalCheck TypeCheck::Char() const {
+    return TerminalCheck(
+        !type_.isNull()
+        && (type_->isSpecificBuiltinType(clang::BuiltinType::Char_S)
+            || type_->isSpecificBuiltinType(clang::BuiltinType::Char_U)));
+}
+
+TerminalCheck TypeCheck::AnyBoolean() const {
+    if (type_->isBooleanType()) {
+        return TerminalCheck(true);
+    }
+    auto t = type_->getAs<clang::TypedefType>();
+    if (t == nullptr) {
+        return TerminalCheck(false);
+    }
+    auto n =t->getDecl()->getName();
+    return TerminalCheck(
+        n == "sal_Bool" || n == "BOOL" || n == "Boolean" || n == "FT_Bool"
+        || n == "FcBool" || n == "GLboolean" || n == "NPBool" || n == "UBool"
+        || n == "dbus_bool_t" || n == "gboolean" || n == "hb_bool_t"
+        || n == "jboolean");
+}
+
+TypeCheck TypeCheck::LvalueReference() const {
+    if (!type_.isNull()) {
+        auto const t = type_->getAs<clang::LValueReferenceType>();
+        if (t != nullptr) {
+            return TypeCheck(t->getPointeeType());
+        }
+    }
+    return TypeCheck();
+}
+
+TypeCheck TypeCheck::Pointer() const {
+    if (!type_.isNull()) {
+        auto const t = type_->getAs<clang::PointerType>();
+        if (t != nullptr) {
+            return TypeCheck(t->getPointeeType());
+        }
+    }
+    return TypeCheck();
+}
+
+TypeCheck TypeCheck::NotSubstTemplateTypeParmType() const {
+    return
+        (!type_.isNull()
+         && type_->getAs<clang::SubstTemplateTypeParmType>() == nullptr)
+        ? *this : TypeCheck();
+}
+
+ContextCheck DeclCheck::Operator(clang::OverloadedOperatorKind op) const {
+    assert(op != clang::OO_None);
+    auto f = llvm::dyn_cast_or_null<clang::FunctionDecl>(decl_);
+    return ContextCheck(
+        f != nullptr && f->getOverloadedOperator() == op
+        ? f->getDeclContext() : nullptr);
+}
+
+TerminalCheck ContextCheck::GlobalNamespace() const {
+    return TerminalCheck(
+        context_ != nullptr
+        && ((compat::isLookupContext(*context_)
+             ? context_ : context_->getLookupParent())
+            ->isTranslationUnit()));
+}
+
+TerminalCheck ContextCheck::StdNamespace() const {
+    return TerminalCheck(
+        context_ != nullptr && compat::isStdNamespace(*context_));
+}
+
+ContextCheck ContextCheck::AnonymousNamespace() const {
+    auto n = llvm::dyn_cast_or_null<clang::NamespaceDecl>(context_);
+    return ContextCheck(
+        n != nullptr && n->isAnonymousNamespace() ? n->getParent() : nullptr);
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */