Match C backend only if it explicitly requested.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@69613 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/CBackend/CTargetMachine.h b/lib/Target/CBackend/CTargetMachine.h
index ad89960..a17df05 100644
--- a/lib/Target/CBackend/CTargetMachine.h
+++ b/lib/Target/CBackend/CTargetMachine.h
@@ -29,8 +29,9 @@
   virtual bool addPassesToEmitWholeFile(PassManager &PM, raw_ostream &Out,
                                         CodeGenFileType FileType, bool Fast);
 
-  // This class always works, but shouldn't be the default in most cases.
-  static unsigned getModuleMatchQuality(const Module &M) { return 1; }
+  // This class always works, but must be requested explicitly on 
+  // llc command line.
+  static unsigned getModuleMatchQuality(const Module &M) { return 0; }
   
   virtual const TargetData *getTargetData() const { return &DataLayout; }
 };