[PATCH] Change final case of Driver::getToolChain to if/else/else/... NFC

[Douglas Katzman]

REPOSITORY
  rL LLVM

http://reviews.llvm.org/D9939

Files:
  cfe/trunk/lib/Driver/Driver.cpp

Index: cfe/trunk/lib/Driver/Driver.cpp
===================================================================
--- cfe/trunk/lib/Driver/Driver.cpp
+++ cfe/trunk/lib/Driver/Driver.cpp
@@ -2025,8 +2025,8 @@
 
 const ToolChain &Driver::getToolChain(const ArgList &Args,
                                       StringRef DarwinArchName) const {
-  llvm::Triple Target = computeTargetTriple(DefaultTargetTriple, Args,
-                                            DarwinArchName);
+  llvm::Triple Target =
+      computeTargetTriple(DefaultTargetTriple, Args, DarwinArchName);
 
   ToolChain *&TC = ToolChains[Target.str()];
   if (!TC) {
@@ -2097,29 +2097,20 @@
       }
       break;
     default:
-      // TCE is an OSless target
-      if (Target.getArchName() == "tce") {
+      // Of these targets, Hexagon is the only one that might have
+      // an OS of Linux, in which case it got handled above already.
+      if (Target.getArchName() == "tce")
         TC = new toolchains::TCEToolChain(*this, Target, Args);
-        break;
-      }
-      // If Hexagon is configured as an OSless target
-      if (Target.getArch() == llvm::Triple::hexagon) {
+      else if (Target.getArch() == llvm::Triple::hexagon)
         TC = new toolchains::Hexagon_TC(*this, Target, Args);
-        break;
-      }
-      if (Target.getArch() == llvm::Triple::xcore) {
+      else if (Target.getArch() == llvm::Triple::xcore)
         TC = new toolchains::XCore(*this, Target, Args);
-        break;
-      }
-      if (Target.isOSBinFormatELF()) {
+      else if (Target.isOSBinFormatELF())
         TC = new toolchains::Generic_ELF(*this, Target, Args);
-        break;
-      }
-      if (Target.isOSBinFormatMachO()) {
+      else if (Target.isOSBinFormatMachO())
         TC = new toolchains::MachO(*this, Target, Args);
-        break;
-      }
-      TC = new toolchains::Generic_GCC(*this, Target, Args);
+      else
+        TC = new toolchains::Generic_GCC(*this, Target, Args);
       break;
     }
   }

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