Sanitizers

Author: jansvoboda11

clang/lib/CodeGen/BackendUtil.cpp

@@ -716,9 +716,10 @@ static void addSanitizers(const Triple &TargetTriple,
                                 ThinOrFullLTOPhase) {
     if (CodeGenOpts.hasSanitizeCoverage()) {
       auto SancovOpts = getSancovOptsFromCGOpts(CodeGenOpts);
-      MPM.addPass(SanitizerCoveragePass(
-          SancovOpts, CodeGenOpts.SanitizeCoverageAllowlistFiles,
-          CodeGenOpts.SanitizeCoverageIgnorelistFiles));
+      MPM.addPass(
+          SanitizerCoveragePass(SancovOpts, PB.getVirtualFileSystemPtr(),
+                                CodeGenOpts.SanitizeCoverageAllowlistFiles,
+                                CodeGenOpts.SanitizeCoverageIgnorelistFiles));
     }
 
     if (CodeGenOpts.hasSanitizeBinaryMetadata()) {

llvm/include/llvm/Transforms/Instrumentation/SanitizerCoverage.h

@@ -32,17 +32,16 @@ class SanitizerCoveragePass : public PassInfoMixin<SanitizerCoveragePass> {
 public:
   explicit SanitizerCoveragePass(
       SanitizerCoverageOptions Options = SanitizerCoverageOptions(),
+      IntrusiveRefCntPtr<vfs::FileSystem> VFS = vfs::getRealFileSystem(),
       const std::vector<std::string> &AllowlistFiles =
           std::vector<std::string>(),
       const std::vector<std::string> &BlocklistFiles =
           std::vector<std::string>())
       : Options(Options) {
     if (AllowlistFiles.size() > 0)
-      Allowlist = SpecialCaseList::createOrDie(AllowlistFiles,
-                                               *vfs::getRealFileSystem());
+      Allowlist = SpecialCaseList::createOrDie(AllowlistFiles, *VFS);
     if (BlocklistFiles.size() > 0)
-      Blocklist = SpecialCaseList::createOrDie(BlocklistFiles,
-                                               *vfs::getRealFileSystem());
+      Blocklist = SpecialCaseList::createOrDie(BlocklistFiles, *VFS);
   }
   LLVM_ABI PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM);
   static bool isRequired() { return true; }