clang-tools 6.0.0

AvoidSpinlockCheck.cpp
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1 //===--- AvoidSpinlockCheck.cpp - clang-tidy-------------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #include "AvoidSpinlockCheck.h"
11 #include "clang/AST/ASTContext.h"
12 #include "clang/ASTMatchers/ASTMatchFinder.h"
13
14 using namespace clang::ast_matchers;
15
16 namespace clang {
17 namespace tidy {
18 namespace objc {
19
20 void AvoidSpinlockCheck::registerMatchers(MatchFinder *Finder) {
21 Finder->addMatcher(
22 callExpr(callee((functionDecl(hasAnyName(
23 "OSSpinlockLock", "OSSpinlockUnlock", "OSSpinlockTry")))))
24 .bind("spinlock"),
25 this);
26 }
27
28 void AvoidSpinlockCheck::check(const MatchFinder::MatchResult &Result) {
29 const auto *MatchedExpr = Result.Nodes.getNodeAs<CallExpr>("spinlock");
30 diag(MatchedExpr->getLocStart(),
31 "use os_unfair_lock_lock() or dispatch queue APIs instead of the "
32 "deprecated OSSpinLock");
33 }
34
35 } // namespace objc
36 } // namespace tidy
37 } // namespace clang
clang::ast_matchers
Definition: ClangTidyDiagnosticConsumer.h:27
AvoidSpinlockCheck.h
clang
Definition: AndroidTidyModule.cpp:28