diff options
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/Instrumentation/ThreadSanitizer.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Transforms/Instrumentation/ThreadSanitizer.cpp b/lib/Transforms/Instrumentation/ThreadSanitizer.cpp index 4c12a9b624..dc0fa7175d 100644 --- a/lib/Transforms/Instrumentation/ThreadSanitizer.cpp +++ b/lib/Transforms/Instrumentation/ThreadSanitizer.cpp @@ -319,7 +319,12 @@ bool ThreadSanitizer::instrumentLoadOrStore(Instruction *I) { if (Idx < 0) return false; if (IsWrite && isVtableAccess(I)) { + DEBUG(dbgs() << " VPTR : " << *I << "\n"); Value *StoredValue = cast<StoreInst>(I)->getValueOperand(); + // StoredValue does not necessary have a pointer type. + if (isa<IntegerType>(StoredValue->getType())) + StoredValue = IRB.CreateIntToPtr(StoredValue, IRB.getInt8PtrTy()); + // Call TsanVptrUpdate. IRB.CreateCall2(TsanVptrUpdate, IRB.CreatePointerCast(Addr, IRB.getInt8PtrTy()), IRB.CreatePointerCast(StoredValue, IRB.getInt8PtrTy())); |