diff --git a/lld/ELF/InputFiles.h b/lld/ELF/InputFiles.h
index 427f2fdea53e..7da33feb008b 100644
--- a/lld/ELF/InputFiles.h
+++ b/lld/ELF/InputFiles.h
@@ -72,6 +72,11 @@ public:
 
   Kind kind() const { return FileKind; }
 
+  bool isElf() const {
+    Kind K = kind();
+    return K == ObjKind || K == SharedKind;
+  }
+
   StringRef getName() const { return MB.getBufferIdentifier(); }
   MemoryBufferRef MB;
 
@@ -121,10 +126,7 @@ public:
   typedef typename ELFT::SymRange Elf_Sym_Range;
 
   ELFFileBase(Kind K, MemoryBufferRef M);
-  static bool classof(const InputFile *F) {
-    Kind K = F->kind();
-    return K == ObjKind || K == SharedKind;
-  }
+  static bool classof(const InputFile *F) { return F->isElf(); }
 
   llvm::object::ELFFile<ELFT> getObj() const {
     return check(llvm::object::ELFFile<ELFT>::create(MB.getBuffer()));
diff --git a/lld/ELF/SymbolTable.cpp b/lld/ELF/SymbolTable.cpp
index c2cf3b3a4b79..173a11668a0a 100644
--- a/lld/ELF/SymbolTable.cpp
+++ b/lld/ELF/SymbolTable.cpp
@@ -44,8 +44,8 @@ static InputFile *getFirstElf() {
 // All input object files must be for the same architecture
 // (e.g. it does not make sense to link x86 object files with
 // MIPS object files.) This function checks for that error.
-template <class ELFT> static bool isCompatible(InputFile *F) {
-  if (!isa<ELFFileBase<ELFT>>(F) && !isa<BitcodeFile>(F))
+static bool isCompatible(InputFile *F) {
+  if (!F->isElf() && !isa<BitcodeFile>(F))
     return true;
 
   if (F->EKind == Config->EKind && F->EMachine == Config->EMachine) {
@@ -64,7 +64,7 @@ template <class ELFT> static bool isCompatible(InputFile *F) {
 
 // Add symbols in File to the symbol table.
 template <class ELFT> void SymbolTable::addFile(InputFile *File) {
-  if (!isCompatible<ELFT>(File))
+  if (!isCompatible(File))
     return;
 
   // Binary file