From 39bdc30ed448e0de3bdb4fc12c94c8a6b5789c0b Mon Sep 17 00:00:00 2001
From: Yang Fan <nullptr.cpp@gmail.com>
Date: Fri, 29 Jan 2021 10:27:43 +0800
Subject: [PATCH] [NFC][llvm-nm] Fix unused variable warning

---
 tools/llvm-nm/llvm-nm.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/llvm-nm/llvm-nm.cpp b/tools/llvm-nm/llvm-nm.cpp
index 19a7886239c..2487d3b2bd5 100644
--- a/tools/llvm-nm/llvm-nm.cpp
+++ b/tools/llvm-nm/llvm-nm.cpp
@@ -1147,7 +1147,7 @@ static char getNMSectionTagAndName(SymbolicFile &Obj, basic_symbol_iterator I,
       return 'U';
     return isObject(Obj, I) ? 'v' : 'w';
   }
-  if (ELFObjectFileBase *ELF = dyn_cast<ELFObjectFileBase>(&Obj))
+  if (isa<ELFObjectFileBase>(&Obj))
     if (ELFSymbolRef(*I).getELFType() == ELF::STT_GNU_IFUNC)
       return 'i';
   if (!isa<MachOObjectFile>(Obj) && (Symflags & object::SymbolRef::SF_Weak))