Merge commit '82f9b0fbda81' from llvm.org/main into next

Author: git apple-llvm automerger

llvm/include/llvm/MC/MCFragment.h

@@ -58,7 +58,7 @@ class MCFragment {
   MCFragment *Next = nullptr;
 
   /// The data for the section this fragment is in.
-  MCSection *Parent;
+  MCSection *Parent = nullptr;
 
   /// The offset of this fragment in its section.
   uint64_t Offset = 0;

llvm/lib/MC/MCFragment.cpp

@@ -199,8 +199,7 @@ uint64_t llvm::computeBundlePadding(const MCAssembler &Assembler,
 /* *** */
 
 MCFragment::MCFragment(FragmentType Kind, bool HasInstructions)
-    : Parent(Parent), Kind(Kind), HasInstructions(HasInstructions),
-      LinkerRelaxable(false) {}
+    : Kind(Kind), HasInstructions(HasInstructions), LinkerRelaxable(false) {}
 
 void MCFragment::destroy() {
   // First check if we are the sentinel.