Update prebuilt Clang to r416183b from Android.
https://android.googlesource.com/platform/prebuilts/clang/host/
linux-x86/+/06a71ddac05c22edb2d10b590e1769b3f8619bef
clang 12.0.5 (based on r416183b) from build 7284624.
Change-Id: I277a316abcf47307562d8b748b84870f31a72866
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/linux-x64/clang/include/clang-tidy/utils/TransformerClangTidyCheck.h b/linux-x64/clang/include/clang-tidy/utils/TransformerClangTidyCheck.h
new file mode 100644
index 0000000..9736e64
--- /dev/null
+++ b/linux-x64/clang/include/clang-tidy/utils/TransformerClangTidyCheck.h
@@ -0,0 +1,88 @@
+//===---------- TransformerClangTidyCheck.h - clang-tidy ------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_TRANSFORMER_CLANG_TIDY_CHECK_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_TRANSFORMER_CLANG_TIDY_CHECK_H
+
+#include "../ClangTidyCheck.h"
+#include "IncludeInserter.h"
+#include "IncludeSorter.h"
+#include "clang/ASTMatchers/ASTMatchFinder.h"
+#include "clang/Tooling/Transformer/Transformer.h"
+
+namespace clang {
+namespace tidy {
+namespace utils {
+
+/// A base class for defining a ClangTidy check based on a `RewriteRule`.
+//
+// For example, given a rule `MyCheckAsRewriteRule`, one can define a tidy check
+// as follows:
+//
+// class MyCheck : public TransformerClangTidyCheck {
+// public:
+// MyCheck(StringRef Name, ClangTidyContext *Context)
+// : TransformerClangTidyCheck(MyCheckAsRewriteRule, Name, Context) {}
+// };
+//
+// `TransformerClangTidyCheck` recognizes this clang-tidy option:
+//
+// * IncludeStyle. A string specifying which file naming convention is used by
+// the source code, 'llvm' or 'google'. Default is 'llvm'. The naming
+// convention influences how canonical headers are distinguished from other
+// includes.
+class TransformerClangTidyCheck : public ClangTidyCheck {
+public:
+ TransformerClangTidyCheck(StringRef Name, ClangTidyContext *Context);
+
+ /// DEPRECATED: prefer the two argument constructor in conjunction with
+ /// \c setRule.
+ ///
+ /// \p MakeRule generates the rewrite rule to be used by the check, based on
+ /// the given language and clang-tidy options. It can return \c None to handle
+ /// cases where the options disable the check.
+ ///
+ /// See \c setRule for constraints on the rule.
+ TransformerClangTidyCheck(std::function<Optional<transformer::RewriteRule>(
+ const LangOptions &, const OptionsView &)>
+ MakeRule,
+ StringRef Name, ClangTidyContext *Context);
+
+ /// Convenience overload of the constructor when the rule doesn't have any
+ /// dependies.
+ TransformerClangTidyCheck(transformer::RewriteRule R, StringRef Name,
+ ClangTidyContext *Context);
+
+ void registerPPCallbacks(const SourceManager &SM, Preprocessor *PP,
+ Preprocessor *ModuleExpanderPP) override;
+ void registerMatchers(ast_matchers::MatchFinder *Finder) final;
+ void check(const ast_matchers::MatchFinder::MatchResult &Result) final;
+
+ /// Derived classes that override this function should call this method from
+ /// the overridden method.
+ void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
+
+ /// Set the rule that this check implements. All cases in the rule must have
+ /// a non-null \c Explanation, even though \c Explanation is optional for
+ /// RewriteRule in general. Because the primary purpose of clang-tidy checks
+ /// is to provide users with diagnostics, we assume that a missing explanation
+ /// is a bug. If no explanation is desired, indicate that explicitly (for
+ /// example, by passing `text("no explanation")` to `makeRule` as the
+ /// `Explanation` argument).
+ void setRule(transformer::RewriteRule R);
+
+private:
+ transformer::RewriteRule Rule;
+ IncludeInserter Inserter;
+};
+
+} // namespace utils
+} // namespace tidy
+} // namespace clang
+
+#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_TRANSFORMER_CLANG_TIDY_CHECK_H