[PATCH] D91385: [DFSan][NewPM] Handle dfsan under NPM

[Arthur Eubanks via Phabricator via cfe-commits]

aeubanks created this revision.
aeubanks added reviewers: ychen, leonardchan, asbirlea.
Herald added a project: clang.
Herald added a subscriber: cfe-commits.
aeubanks requested review of this revision.

14/16 check-dfsan tests failed with NPM enabled, now all pass.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D91385

Files:
  clang/lib/CodeGen/BackendUtil.cpp


Index: clang/lib/CodeGen/BackendUtil.cpp
===================================================================
--- clang/lib/CodeGen/BackendUtil.cpp
+++ clang/lib/CodeGen/BackendUtil.cpp
@@ -65,6 +65,7 @@
 #include "llvm/Transforms/Instrumentation.h"
 #include "llvm/Transforms/Instrumentation/AddressSanitizer.h"
 #include "llvm/Transforms/Instrumentation/BoundsChecking.h"
+#include "llvm/Transforms/Instrumentation/DataFlowSanitizer.h"
 #include "llvm/Transforms/Instrumentation/GCOVProfiler.h"
 #include "llvm/Transforms/Instrumentation/HWAddressSanitizer.h"
 #include "llvm/Transforms/Instrumentation/InstrProfiling.h"
@@ -1295,6 +1296,14 @@
     HWASanPass(SanitizerKind::HWAddress, false);
     HWASanPass(SanitizerKind::KernelHWAddress, true);
 
+    if (LangOpts.Sanitize.has(SanitizerKind::DataFlow)) {
+      PB.registerOptimizerLastEPCallback(
+          [this](ModulePassManager &MPM, PassBuilder::OptimizationLevel Level) {
+            MPM.addPass(
+                DataFlowSanitizerPass(LangOpts.SanitizerBlacklistFiles));
+          });
+    }
+
     if (Optional<GCOVOptions> Options = getGCOVOptions(CodeGenOpts, LangOpts))
       PB.registerPipelineStartEPCallback(
           [Options](ModulePassManager &MPM,


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