Export clang-format16 via ydblib project

6e6be3a95868fde888d801b7590af4044049563f

6 files changed, 228 insertions, 0 deletions

diff --git a/contrib/libs/clang16/tools/extra/clang-tidy/darwin/AvoidSpinlockCheck.cpp b/contrib/libs/clang16/tools/extra/clang-tidy/darwin/AvoidSpinlockCheck.cpp
new file mode 100644
index 0000000000..8864fdb786
--- /dev/null
+++ b/contrib/libs/clang16/tools/extra/clang-tidy/darwin/AvoidSpinlockCheck.cpp
@@ -0,0 +1,32 @@
+//===--- AvoidSpinlockCheck.cpp - 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
+//
+//===----------------------------------------------------------------------===//
+
+#include "AvoidSpinlockCheck.h"
+#include "clang/AST/ASTContext.h"
+#include "clang/ASTMatchers/ASTMatchFinder.h"
+
+using namespace clang::ast_matchers;
+
+namespace clang::tidy::darwin {
+
+void AvoidSpinlockCheck::registerMatchers(MatchFinder *Finder) {
+  Finder->addMatcher(
+      callExpr(callee((functionDecl(hasAnyName(
+                   "OSSpinlockLock", "OSSpinlockUnlock", "OSSpinlockTry")))))
+          .bind("spinlock"),
+      this);
+}
+
+void AvoidSpinlockCheck::check(const MatchFinder::MatchResult &Result) {
+  const auto *MatchedExpr = Result.Nodes.getNodeAs<CallExpr>("spinlock");
+  diag(MatchedExpr->getBeginLoc(),
+       "use os_unfair_lock_lock() or dispatch queue APIs instead of the "
+       "deprecated OSSpinLock");
+}
+
+} // namespace clang::tidy::darwin
diff --git a/contrib/libs/clang16/tools/extra/clang-tidy/darwin/AvoidSpinlockCheck.h b/contrib/libs/clang16/tools/extra/clang-tidy/darwin/AvoidSpinlockCheck.h
new file mode 100644
index 0000000000..727878b258
--- /dev/null
+++ b/contrib/libs/clang16/tools/extra/clang-tidy/darwin/AvoidSpinlockCheck.h
@@ -0,0 +1,31 @@
+//===--- AvoidSpinlockCheck.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_DARWIN_AVOIDSPINLOCKCHECK_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_DARWIN_AVOIDSPINLOCKCHECK_H
+
+#include "../ClangTidyCheck.h"
+
+namespace clang::tidy::darwin {
+
+/// Finds usages of OSSpinlock, which is deprecated due to potential livelock
+/// problems.
+///
+/// For the user-facing documentation see:
+/// http://clang.llvm.org/extra/clang-tidy/checks/darwin/avoid-spinlock.html
+class AvoidSpinlockCheck : public ClangTidyCheck {
+ public:
+  AvoidSpinlockCheck(StringRef Name, ClangTidyContext *Context)
+      : ClangTidyCheck(Name, Context) {}
+  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
+  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
+};
+
+} // namespace clang::tidy::darwin
+
+#endif  // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_DARWIN_AVOIDSPINLOCKCHECK_H
diff --git a/contrib/libs/clang16/tools/extra/clang-tidy/darwin/DarwinTidyModule.cpp b/contrib/libs/clang16/tools/extra/clang-tidy/darwin/DarwinTidyModule.cpp
new file mode 100644
index 0000000000..3475deada4
--- /dev/null
+++ b/contrib/libs/clang16/tools/extra/clang-tidy/darwin/DarwinTidyModule.cpp
@@ -0,0 +1,38 @@
+//===--- MiscTidyModule.cpp - 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
+//
+//===----------------------------------------------------------------------===//
+
+#include "../ClangTidy.h"
+#include "../ClangTidyModule.h"
+#include "../ClangTidyModuleRegistry.h"
+#include "AvoidSpinlockCheck.h"
+#include "DispatchOnceNonstaticCheck.h"
+
+namespace clang::tidy {
+namespace darwin {
+
+class DarwinModule : public ClangTidyModule {
+public:
+  void addCheckFactories(ClangTidyCheckFactories &CheckFactories) override {
+    CheckFactories.registerCheck<AvoidSpinlockCheck>(
+        "darwin-avoid-spinlock");
+    CheckFactories.registerCheck<DispatchOnceNonstaticCheck>(
+        "darwin-dispatch-once-nonstatic");
+  }
+};
+
+} // namespace darwin
+
+// Register the DarwinTidyModule using this statically initialized variable.
+static ClangTidyModuleRegistry::Add<darwin::DarwinModule>
+    X("darwin-module", "Adds Darwin-specific lint checks.");
+
+// This anchor is used to force the linker to link in the generated object file
+// and thus register the DarwinModule.
+volatile int DarwinModuleAnchorSource = 0;
+
+} // namespace clang::tidy
diff --git a/contrib/libs/clang16/tools/extra/clang-tidy/darwin/DispatchOnceNonstaticCheck.cpp b/contrib/libs/clang16/tools/extra/clang-tidy/darwin/DispatchOnceNonstaticCheck.cpp
new file mode 100644
index 0000000000..75d38a9724
--- /dev/null
+++ b/contrib/libs/clang16/tools/extra/clang-tidy/darwin/DispatchOnceNonstaticCheck.cpp
@@ -0,0 +1,58 @@
+//===--- DispatchOnceNonstaticCheck.cpp - 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
+//
+//===----------------------------------------------------------------------===//
+
+#include "DispatchOnceNonstaticCheck.h"
+#include "clang/AST/ASTContext.h"
+#include "clang/AST/Decl.h"
+#include "clang/AST/DeclObjC.h"
+#include "clang/ASTMatchers/ASTMatchFinder.h"
+#include "clang/ASTMatchers/ASTMatchers.h"
+#include "clang/Basic/Diagnostic.h"
+
+using namespace clang::ast_matchers;
+
+namespace clang::tidy::darwin {
+
+void DispatchOnceNonstaticCheck::registerMatchers(MatchFinder *Finder) {
+  // Find variables without static or global storage. VarDecls do not include
+  // struct/class members, which are FieldDecls.
+  Finder->addMatcher(
+      varDecl(hasLocalStorage(), hasType(asString("dispatch_once_t")))
+          .bind("non-static-var"),
+      this);
+
+  // Members of structs or classes might be okay, if the use is at static or
+  // global scope. These will be ignored for now. But ObjC ivars can be
+  // flagged immediately, since they cannot be static.
+  Finder->addMatcher(
+      objcIvarDecl(hasType(asString("dispatch_once_t"))).bind("ivar"), this);
+}
+
+void DispatchOnceNonstaticCheck::check(const MatchFinder::MatchResult &Result) {
+  if (const auto *VD = Result.Nodes.getNodeAs<VarDecl>("non-static-var")) {
+    if (const auto *PD = dyn_cast<ParmVarDecl>(VD)) {
+      // Catch function/method parameters, as any dispatch_once_t should be
+      // passed by pointer instead.
+      diag(PD->getTypeSpecStartLoc(),
+           "dispatch_once_t variables must have static or global storage "
+           "duration; function parameters should be pointer references");
+    } else {
+      diag(VD->getTypeSpecStartLoc(), "dispatch_once_t variables must have "
+                                      "static or global storage duration")
+          << FixItHint::CreateInsertion(VD->getTypeSpecStartLoc(), "static ");
+    }
+  }
+
+  if (const auto *D = Result.Nodes.getNodeAs<ObjCIvarDecl>("ivar")) {
+    diag(D->getTypeSpecStartLoc(),
+         "dispatch_once_t variables must have static or global storage "
+         "duration and cannot be Objective-C instance variables");
+  }
+}
+
+} // namespace clang::tidy::darwin
diff --git a/contrib/libs/clang16/tools/extra/clang-tidy/darwin/DispatchOnceNonstaticCheck.h b/contrib/libs/clang16/tools/extra/clang-tidy/darwin/DispatchOnceNonstaticCheck.h
new file mode 100644
index 0000000000..ddf6dfa22c
--- /dev/null
+++ b/contrib/libs/clang16/tools/extra/clang-tidy/darwin/DispatchOnceNonstaticCheck.h
@@ -0,0 +1,31 @@
+//===--- DispatchOnceNonstaticCheck.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_DARWIN_DISPATCHONCENONSTATICCHECK_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_DARWIN_DISPATCHONCENONSTATICCHECK_H
+
+#include "../ClangTidyCheck.h"
+
+namespace clang::tidy::darwin {
+
+/// Finds variables of type dispatch_once_t that do not have static or global
+/// storage duration, as required by the libdispatch documentation.
+///
+/// For the user-facing documentation see:
+/// http://clang.llvm.org/extra/clang-tidy/checks/darwin/dispatch-once-nonstatic.html
+class DispatchOnceNonstaticCheck : public ClangTidyCheck {
+public:
+  DispatchOnceNonstaticCheck(StringRef Name, ClangTidyContext *Context)
+      : ClangTidyCheck(Name, Context) {}
+  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
+  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
+};
+
+} // namespace clang::tidy::darwin
+
+#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_DARWIN_DISPATCHONCENONSTATICCHECK_H
diff --git a/contrib/libs/clang16/tools/extra/clang-tidy/darwin/ya.make b/contrib/libs/clang16/tools/extra/clang-tidy/darwin/ya.make
new file mode 100644
index 0000000000..1aa16bab8f
--- /dev/null
+++ b/contrib/libs/clang16/tools/extra/clang-tidy/darwin/ya.make
@@ -0,0 +1,38 @@
+# Generated by devtools/yamaker.
+
+LIBRARY()
+
+LICENSE(Apache-2.0 WITH LLVM-exception)
+
+LICENSE_TEXTS(.yandex_meta/licenses.list.txt)
+
+PEERDIR(
+    contrib/libs/clang16
+    contrib/libs/clang16/include
+    contrib/libs/clang16/lib
+    contrib/libs/clang16/lib/AST
+    contrib/libs/clang16/lib/ASTMatchers
+    contrib/libs/clang16/lib/Analysis
+    contrib/libs/clang16/lib/Basic
+    contrib/libs/clang16/lib/Lex
+    contrib/libs/clang16/tools/extra/clang-tidy/utils
+    contrib/libs/llvm16
+    contrib/libs/llvm16/lib/Frontend/OpenMP
+    contrib/libs/llvm16/lib/Support
+)
+
+ADDINCL(
+    contrib/libs/clang16/tools/extra/clang-tidy/darwin
+)
+
+NO_COMPILER_WARNINGS()
+
+NO_UTIL()
+
+SRCS(
+    AvoidSpinlockCheck.cpp
+    DarwinTidyModule.cpp
+    DispatchOnceNonstaticCheck.cpp
+)
+
+END()