[lld] r311696 - Minor refactoring. NFC.

[Rui Ueyama via llvm-commits]

Author: ruiu
Date: Thu Aug 24 13:26:54 2017
New Revision: 311696

URL: http://llvm.org/viewvc/llvm-project?rev=311696&view=rev
Log:
Minor refactoring. NFC.

Modified:
    lld/trunk/COFF/Driver.cpp

Modified: lld/trunk/COFF/Driver.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/COFF/Driver.cpp?rev=311696&r1=311695&r2=311696&view=diff
==============================================================================
--- lld/trunk/COFF/Driver.cpp (original)
+++ lld/trunk/COFF/Driver.cpp Thu Aug 24 13:26:54 2017
@@ -759,10 +759,10 @@ void LinkerDriver::link(ArrayRef<const c
   // Handle /debug
   if (Args.hasArg(OPT_debug)) {
     Config->Debug = true;
-    Config->DebugTypes =
-        Args.hasArg(OPT_debugtype)
-            ? parseDebugType(Args.getLastArg(OPT_debugtype)->getValue())
-            : getDefaultDebugType(Args);
+    if (auto *Arg = Args.getLastArg(OPT_debugtype))
+      Config->DebugTypes = parseDebugType(Arg->getValue());
+    else
+      Config->DebugTypes = getDefaultDebugType(Args);
   }
 
   // Create a dummy PDB file to satisfy build sytem rules.