[lld] r280533 - Simplify. NFC.

[Rui Ueyama via llvm-commits]

Author: ruiu
Date: Fri Sep  2 14:49:27 2016
New Revision: 280533

URL: http://llvm.org/viewvc/llvm-project?rev=280533&view=rev
Log:
Simplify. NFC.

Modified:
    lld/trunk/ELF/Driver.cpp

Modified: lld/trunk/ELF/Driver.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/ELF/Driver.cpp?rev=280533&r1=280532&r2=280533&view=diff
==============================================================================
--- lld/trunk/ELF/Driver.cpp (original)
+++ lld/trunk/ELF/Driver.cpp Fri Sep  2 14:49:27 2016
@@ -356,17 +356,11 @@ static DiscardPolicy getDiscardOption(op
       Args.getLastArg(OPT_discard_all, OPT_discard_locals, OPT_discard_none);
   if (!Arg)
     return DiscardPolicy::Default;
-
-  switch (Arg->getOption().getID()) {
-  case OPT_discard_all:
+  if (Arg->getOption().getID() == OPT_discard_all)
     return DiscardPolicy::All;
-  case OPT_discard_locals:
+  if (Arg->getOption().getID() == OPT_discard_locals)
     return DiscardPolicy::Locals;
-  case OPT_discard_none:
-    return DiscardPolicy::None;
-  default:
-    llvm_unreachable("unknown discard option");
-  }
+  return DiscardPolicy::None;
 }
 
 static StripPolicy getStripOption(opt::InputArgList &Args) {