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/SignalHandlerCheck.h b/linux-x64/clang/include/clang-tidy/bugprone/SignalHandlerCheck.h
new file mode 100644
index 0000000..59197d8
--- /dev/null
+++ b/linux-x64/clang/include/clang-tidy/bugprone/SignalHandlerCheck.h
@@ -0,0 +1,42 @@
+//===--- SignalHandlerCheck.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_SIGNALHANDLERCHECK_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SIGNALHANDLERCHECK_H
+
+#include "../ClangTidyCheck.h"
+#include "llvm/ADT/StringSet.h"
+
+namespace clang {
+namespace tidy {
+namespace bugprone {
+
+/// Checker for signal handler functions.
+///
+/// For the user-facing documentation see:
+/// http://clang.llvm.org/extra/clang-tidy/checks/bugprone-signal-handler-check.html
+class SignalHandlerCheck : public ClangTidyCheck {
+public:
+ SignalHandlerCheck(StringRef Name, ClangTidyContext *Context);
+ bool isLanguageVersionSupported(const LangOptions &LangOpts) const override;
+ void registerMatchers(ast_matchers::MatchFinder *Finder) override;
+ void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
+
+private:
+ void reportBug(const FunctionDecl *CalledFunction, const Expr *CallOrRef,
+ const CallExpr *SignalCall, const FunctionDecl *HandlerDecl);
+ bool isSystemCallAllowed(const FunctionDecl *FD) const;
+
+ static llvm::StringSet<> StrictConformingFunctions;
+};
+
+} // namespace bugprone
+} // namespace tidy
+} // namespace clang
+
+#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SIGNALHANDLERCHECK_H