From b2ee25ac8ae39aaae8ea3b6419ca00109d6cea21 Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Thu, 30 Nov 2017 18:02:04 +0000
Subject: [PATCH] Simplify. NFC.

This particular reportDuplicate is only used with Defined.

llvm-svn: 319451
---
 lld/ELF/SymbolTable.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lld/ELF/SymbolTable.cpp b/lld/ELF/SymbolTable.cpp
index fb61cc29fed6..8aaed1f5bd42 100644
--- a/lld/ELF/SymbolTable.cpp
+++ b/lld/ELF/SymbolTable.cpp
@@ -427,8 +427,8 @@ static void reportDuplicate(Symbol *Sym, InputFile *NewFile) {
 template <class ELFT>
 static void reportDuplicate(Symbol *Sym, InputSectionBase *ErrSec,
                             typename ELFT::uint ErrOffset) {
-  Defined *D = dyn_cast<Defined>(Sym);
-  if (!D || !D->Section || !ErrSec) {
+  Defined *D = cast<Defined>(Sym);
+  if (!D->Section || !ErrSec) {
     reportDuplicate(Sym, ErrSec ? ErrSec->File : nullptr);
     return;
   }