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/bugprone/SignedCharMisuseCheck.h b/linux-x64/clang/include/clang-tidy/bugprone/SignedCharMisuseCheck.h
new file mode 100644
index 0000000..84d3bbb
--- /dev/null
+++ b/linux-x64/clang/include/clang-tidy/bugprone/SignedCharMisuseCheck.h
@@ -0,0 +1,48 @@
+//===--- SignedCharMisuseCheck.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_BUGPRONE_SIGNEDCHARMISUSECHECK_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SIGNEDCHARMISUSECHECK_H
+
+#include "../ClangTidyCheck.h"
+
+namespace clang {
+namespace tidy {
+namespace bugprone {
+
+/// Finds those ``signed char`` -> integer conversions which might indicate a
+/// programming error. The basic problem with the ``signed char``, that it might
+/// store the non-ASCII characters as negative values. This behavior can cause a
+/// misunderstanding of the written code both when an explicit and when an
+/// implicit conversion happens.
+///
+/// For the user-facing documentation see:
+/// http://clang.llvm.org/extra/clang-tidy/checks/bugprone-signed-char-misuse.html
+class SignedCharMisuseCheck : public ClangTidyCheck {
+public:
+ SignedCharMisuseCheck(StringRef Name, ClangTidyContext *Context);
+
+ void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
+ void registerMatchers(ast_matchers::MatchFinder *Finder) override;
+ void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
+
+private:
+ ast_matchers::internal::BindableMatcher<clang::Stmt> charCastExpression(
+ bool IsSigned,
+ const ast_matchers::internal::Matcher<clang::QualType> &IntegerType,
+ const std::string &CastBindName) const;
+
+ const std::string CharTypdefsToIgnoreList;
+ const bool DiagnoseSignedUnsignedCharComparisons;
+};
+
+} // namespace bugprone
+} // namespace tidy
+} // namespace clang
+
+#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SIGNEDCHARMISUSECHECK_H