1//===--- SanitizerSpecialCaseList.cpp - SCL for sanitizers ----------------===//
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// An extension of SpecialCaseList to allowing querying sections by
10// SanitizerMask.
11//
12//===----------------------------------------------------------------------===//
13#include "clang/Basic/SanitizerSpecialCaseList.h"
14
15using namespace clang;
16
17std::unique_ptr<SanitizerSpecialCaseList>
18SanitizerSpecialCaseList::create(const std::vector<std::string> &Paths,
19 llvm::vfs::FileSystem &VFS,
20 std::string &Error) {
21 std::unique_ptr<clang::SanitizerSpecialCaseList> SSCL(
22 new SanitizerSpecialCaseList());
23 if (SSCL->createInternal(Paths, VFS, Error)) {
24 SSCL->createSanitizerSections();
25 return SSCL;
26 }
27 return nullptr;
28}
29
30std::unique_ptr<SanitizerSpecialCaseList>
31SanitizerSpecialCaseList::createOrDie(const std::vector<std::string> &Paths,
32 llvm::vfs::FileSystem &VFS) {
33 std::string Error;
34 if (auto SSCL = create(Paths, VFS, Error))
35 return SSCL;
36 llvm::report_fatal_error(reason: StringRef(Error));
37}
38
39void SanitizerSpecialCaseList::createSanitizerSections() {
40 for (auto &It : Sections) {
41 auto &S = It.second;
42 SanitizerMask Mask;
43
44#define SANITIZER(NAME, ID) \
45 if (S.SectionMatcher->match(NAME)) \
46 Mask |= SanitizerKind::ID;
47#define SANITIZER_GROUP(NAME, ID, ALIAS) SANITIZER(NAME, ID)
48
49#include "clang/Basic/Sanitizers.def"
50#undef SANITIZER
51#undef SANITIZER_GROUP
52
53 SanitizerSections.emplace_back(args&: Mask, args&: S.Entries);
54 }
55}
56
57bool SanitizerSpecialCaseList::inSection(SanitizerMask Mask, StringRef Prefix,
58 StringRef Query,
59 StringRef Category) const {
60 for (auto &S : SanitizerSections)
61 if ((S.Mask & Mask) &&
62 SpecialCaseList::inSectionBlame(Entries: S.Entries, Prefix, Query, Category))
63 return true;
64
65 return false;
66}
67