add scafolding to play around with and bring up the code rewriter.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@42855 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 7 insertions, 0 deletions

diff --git a/Driver/clang.cpp b/Driver/clang.cpp
index 9d8f71288f..6d9b6b0e46 100644
--- a/Driver/clang.cpp
+++ b/Driver/clang.cpp
@@ -49,6 +49,7 @@ static llvm::cl::opt<bool>
 Stats("stats", llvm::cl::desc("Print performance metrics and statistics"));
 
 enum ProgActions {
+  RewriteTest,                  // Rewriter testing stuff.
   EmitLLVM,                     // Emit a .ll file.
   ASTPrint,                     // Parse ASTs and print them.
   ASTDump,                      // Parse ASTs and dump them.
@@ -101,6 +102,8 @@ ProgAction(llvm::cl::desc("Choose output type:"), llvm::cl::ZeroOrMore,
                         "Flag warnings of uses of unitialized variables."),
              clEnumValN(EmitLLVM, "emit-llvm",
                         "Build ASTs then convert to LLVM, emit .ll file"),
+             clEnumValN(RewriteTest, "rewrite-test",
+                        "Playground for the code rewriter"),
              clEnumValEnd));
 
 static llvm::cl::opt<bool>
@@ -796,6 +799,10 @@ static void ProcessInputFile(Preprocessor &PP, unsigned MainFileID,
   case EmitLLVM:
     Consumer = CreateLLVMEmitter(PP.getDiagnostics());
     break;
+    
+  case RewriteTest:
+    Consumer = CreateCodeRewriterTest();
+    break;
   }
   
   if (Consumer) {