Fixing more -Wcast-qual warnings; NFC.

llvm-svn: 221782
diff --git a/llvm/tools/llvm-objdump/llvm-objdump.cpp b/llvm/tools/llvm-objdump/llvm-objdump.cpp
index eb06f77..da5c275 100644
--- a/llvm/tools/llvm-objdump/llvm-objdump.cpp
+++ b/llvm/tools/llvm-objdump/llvm-objdump.cpp
@@ -377,7 +377,8 @@
     StringRef BytesStr;
     if (error(Section.getContents(BytesStr)))
       break;
-    ArrayRef<uint8_t> Bytes((uint8_t *)BytesStr.data(), BytesStr.size());
+    ArrayRef<uint8_t> Bytes(reinterpret_cast<const uint8_t *>(BytesStr.data()),
+                            BytesStr.size());
 
     uint64_t Size;
     uint64_t Index;
@@ -411,7 +412,8 @@
           outs() << format("%8" PRIx64 ":", SectionAddr + Index);
           if (!NoShowRawInsn) {
             outs() << "\t";
-            DumpBytes(StringRef((char *)Bytes.data() + Index, Size));
+            DumpBytes(StringRef(
+                reinterpret_cast<const char *>(Bytes.data()) + Index, Size));
           }
           IP->printInst(&Inst, outs(), "");
           outs() << CommentStream.str();