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/performance/UnnecessaryValueParamCheck.h b/linux-x64/clang/include/clang-tidy/performance/UnnecessaryValueParamCheck.h
new file mode 100644
index 0000000..a84079e
--- /dev/null
+++ b/linux-x64/clang/include/clang-tidy/performance/UnnecessaryValueParamCheck.h
@@ -0,0 +1,52 @@
+//===--- UnnecessaryValueParamCheck.h - clang-tidy---------------*- C++ -*-===//
+//
+// 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_PERFORMANCE_UNNECESSARY_VALUE_PARAM_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_UNNECESSARY_VALUE_PARAM_H
+
+#include "../ClangTidyCheck.h"
+#include "../utils/IncludeInserter.h"
+#include "clang/Analysis/Analyses/ExprMutationAnalyzer.h"
+
+namespace clang {
+namespace tidy {
+namespace performance {
+
+/// A check that flags value parameters of expensive to copy types that
+/// can safely be converted to const references.
+///
+/// For the user-facing documentation see:
+/// http://clang.llvm.org/extra/clang-tidy/checks/performance-unnecessary-value-param.html
+class UnnecessaryValueParamCheck : public ClangTidyCheck {
+public:
+ UnnecessaryValueParamCheck(StringRef Name, ClangTidyContext *Context);
+ bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
+ return LangOpts.CPlusPlus;
+ }
+ void registerMatchers(ast_matchers::MatchFinder *Finder) override;
+ void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
+ void registerPPCallbacks(const SourceManager &SM, Preprocessor *PP,
+ Preprocessor *ModuleExpanderPP) override;
+ void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
+ void onEndOfTranslationUnit() override;
+
+private:
+ void handleMoveFix(const ParmVarDecl &Var, const DeclRefExpr &CopyArgument,
+ const ASTContext &Context);
+
+ llvm::DenseMap<const FunctionDecl *, FunctionParmMutationAnalyzer>
+ MutationAnalyzers;
+ utils::IncludeInserter Inserter;
+ const std::vector<std::string> AllowedTypes;
+};
+
+} // namespace performance
+} // namespace tidy
+} // namespace clang
+
+#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_UNNECESSARY_VALUE_PARAM_H