Index: llvm/include/llvm/Object/IRObjectFile.h
===================================================================
--- llvm/include/llvm/Object/IRObjectFile.h
+++ llvm/include/llvm/Object/IRObjectFile.h
@@ -53,6 +53,8 @@
   }
   std::unique_ptr<Module> takeModule();
 
+  StringRef getTargetTriple() const;
+
   static inline bool classof(const Binary *v) {
     return v->isIR();
   }
Index: llvm/lib/Object/IRObjectFile.cpp
===================================================================
--- llvm/lib/Object/IRObjectFile.cpp
+++ llvm/lib/Object/IRObjectFile.cpp
@@ -79,6 +79,8 @@
   return basic_symbol_iterator(BasicSymbolRef(Ret, this));
 }
 
+StringRef IRObjectFile::getTargetTriple() const { return M->getTargetTriple(); }
+
 ErrorOr<MemoryBufferRef> IRObjectFile::findBitcodeInObject(const ObjectFile &Obj) {
   for (const SectionRef &Sec : Obj.sections()) {
     if (Sec.isBitcode()) {
Index: llvm/tools/llvm-nm/llvm-nm.cpp
===================================================================
--- llvm/tools/llvm-nm/llvm-nm.cpp
+++ llvm/tools/llvm-nm/llvm-nm.cpp
@@ -267,10 +267,9 @@
 static char isSymbolList64Bit(SymbolicFile &Obj) {
   if (isa<IRObjectFile>(Obj)) {
     IRObjectFile *IRobj = dyn_cast<IRObjectFile>(&Obj);
-    Module &M = IRobj->getModule();
-    if (M.getTargetTriple().empty())
+    if (IRobj->getTargetTriple().empty())
       return false;
-    Triple T(M.getTargetTriple());
+    Triple T(IRobj->getTargetTriple());
     return T.isArch64Bit();
   }
   if (isa<COFFObjectFile>(Obj))