CodeGen: Add CFI unrelated cast checks to the new pointer code path.

llvm-svn: 247105
diff --git a/clang/lib/CodeGen/CGExpr.cpp b/clang/lib/CodeGen/CGExpr.cpp
index b7d1ef1..8339444 100644
--- a/clang/lib/CodeGen/CGExpr.cpp
+++ b/clang/lib/CodeGen/CGExpr.cpp
@@ -820,6 +820,14 @@
                          getNaturalPointeeTypeAlignment(E->getType(), Source));
         }
 
+        if (SanOpts.has(SanitizerKind::CFIUnrelatedCast)) {
+          if (auto PT = E->getType()->getAs<PointerType>())
+            EmitVTablePtrCheckForCast(PT->getPointeeType(), Addr.getPointer(),
+                                      /*MayBeNull=*/true,
+                                      CodeGenFunction::CFITCK_UnrelatedCast,
+                                      CE->getLocStart());
+        }
+
         return Builder.CreateBitCast(Addr, ConvertType(E->getType()));
       }
       break;