1 //===- Sanitizers.cpp - C Language Family Language Options ----------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file defines the classes from Sanitizers.h 10 // 11 //===----------------------------------------------------------------------===// 12 13 #include "clang/Basic/Sanitizers.h" 14 #include "llvm/ADT/Hashing.h" 15 #include "llvm/ADT/StringSwitch.h" 16 17 using namespace clang; 18 19 // Once LLVM switches to C++17, the constexpr variables can be inline and we 20 // won't need this. 21 #define SANITIZER(NAME, ID) constexpr SanitizerMask SanitizerKind::ID; 22 #define SANITIZER_GROUP(NAME, ID, ALIAS) \ 23 constexpr SanitizerMask SanitizerKind::ID; \ 24 constexpr SanitizerMask SanitizerKind::ID##Group; 25 #include "clang/Basic/Sanitizers.def" 26 27 SanitizerMask clang::parseSanitizerValue(StringRef Value, bool AllowGroups) { 28 SanitizerMask ParsedKind = llvm::StringSwitch<SanitizerMask>(Value) 29 #define SANITIZER(NAME, ID) .Case(NAME, SanitizerKind::ID) 30 #define SANITIZER_GROUP(NAME, ID, ALIAS) \ 31 .Case(NAME, AllowGroups ? SanitizerKind::ID##Group : SanitizerMask()) 32 #include "clang/Basic/Sanitizers.def" 33 .Default(SanitizerMask()); 34 return ParsedKind; 35 } 36 37 SanitizerMask clang::expandSanitizerGroups(SanitizerMask Kinds) { 38 #define SANITIZER(NAME, ID) 39 #define SANITIZER_GROUP(NAME, ID, ALIAS) \ 40 if (Kinds & SanitizerKind::ID##Group) \ 41 Kinds |= SanitizerKind::ID; 42 #include "clang/Basic/Sanitizers.def" 43 return Kinds; 44 } 45 46 llvm::hash_code SanitizerMask::hash_value() const { 47 return llvm::hash_combine_range(&maskLoToHigh[0], &maskLoToHigh[kNumElem]); 48 } 49 50 namespace clang { 51 llvm::hash_code hash_value(const clang::SanitizerMask &Arg) { 52 return Arg.hash_value(); 53 } 54 } // namespace clang 55