[lld] r367126 - [ELF] Simplify with dyn_cast_or_null. NFC

[Fangrui Song via llvm-commits]

Author: maskray
Date: Fri Jul 26 09:29:15 2019
New Revision: 367126

URL: http://llvm.org/viewvc/llvm-project?rev=367126&view=rev
Log:
[ELF] Simplify with dyn_cast_or_null. NFC

Modified:
    lld/trunk/ELF/Symbols.cpp

Modified: lld/trunk/ELF/Symbols.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/ELF/Symbols.cpp?rev=367126&r1=367125&r2=367126&view=diff
==============================================================================
--- lld/trunk/ELF/Symbols.cpp (original)
+++ lld/trunk/ELF/Symbols.cpp Fri Jul 26 09:29:15 2019
@@ -560,7 +560,7 @@ int Symbol::compare(const Symbol *other)
   auto *oldSym = cast<Defined>(this);
   auto *newSym = cast<Defined>(other);
 
-  if (other->file && isa<BitcodeFile>(other->file))
+  if (dyn_cast_or_null<BitcodeFile>(other->file))
     return 0;
 
   if (!oldSym->section && !newSym->section && oldSym->value == newSym->value &&