diff options
Diffstat (limited to 'clang/lib/CodeGen/CGExprScalar.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CGExprScalar.cpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CGExprScalar.cpp b/clang/lib/CodeGen/CGExprScalar.cpp index d9694120358..e5d612ccc35 100644 --- a/clang/lib/CodeGen/CGExprScalar.cpp +++ b/clang/lib/CodeGen/CGExprScalar.cpp @@ -1355,6 +1355,13 @@ Value *ScalarExprEmitter::VisitCastExpr(CastExpr *CE) { llvm_unreachable("wrong cast for pointers in different address spaces" "(must be an address space cast)!"); } + + if (CGF.SanOpts.has(SanitizerKind::CFIUnrelatedCast)) { + if (auto PT = DestTy->getAs<PointerType>()) + CGF.EmitVTablePtrCheckForCast(PT->getPointeeType(), Src, + /*MayBeNull=*/true); + } + return Builder.CreateBitCast(Src, DstTy); } case CK_AddressSpaceConversion: { @@ -1384,6 +1391,10 @@ Value *ScalarExprEmitter::VisitCastExpr(CastExpr *CE) { CGF.EmitTypeCheck(CodeGenFunction::TCK_DowncastPointer, CE->getExprLoc(), Derived, DestTy->getPointeeType()); + if (CGF.SanOpts.has(SanitizerKind::CFIDerivedCast)) + CGF.EmitVTablePtrCheckForCast(DestTy->getPointeeType(), Derived, + /*MayBeNull=*/true); + return Derived; } case CK_UncheckedDerivedToBase: |
