Merge commit 'c15218bccb57' from llvm.org/main into next

Author: git apple-llvm automerger

llvm/lib/ExecutionEngine/JITLink/JITLink.cpp

@@ -338,7 +338,8 @@ void LinkGraph::dump(raw_ostream &OS) {
   OS << "\nExternal symbols:\n";
   if (!external_symbols().empty()) {
     for (auto *Sym : external_symbols())
-      OS << "  " << Sym->getAddress() << ": " << *Sym << "\n";
+      OS << "  " << Sym->getAddress() << ": " << *Sym
+         << (Sym->isWeaklyReferenced() ? " (weakly referenced)" : "") << "\n";
   } else
     OS << "  none\n";
 }