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//===--- NoEscapeCheck.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_NOESCAPECHECK_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_NOESCAPECHECK_H
#include "../ClangTidyCheck.h"
namespace clang::tidy::bugprone {
/// Block arguments in `dispatch_async()` and `dispatch_after()` are guaranteed
/// to escape. If those blocks capture any pointers with the `noescape`
/// attribute, then we warn the user of their error.
///
/// For the user-facing documentation see:
/// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/no-escape.html
class NoEscapeCheck : public ClangTidyCheck {
public:
NoEscapeCheck(StringRef Name, ClangTidyContext *Context)
: ClangTidyCheck(Name, Context) {}
bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
return LangOpts.Blocks;
}
void registerMatchers(ast_matchers::MatchFinder *Finder) override;
void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
};
} // namespace clang::tidy::bugprone
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_NOESCAPECHECK_H
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