Index: include/llvm/Support/CommandLine.h
===================================================================
--- include/llvm/Support/CommandLine.h	(revision 164408)
+++ include/llvm/Support/CommandLine.h	(working copy)
@@ -42,7 +42,7 @@
 //
 void ParseCommandLineOptions(int argc, const char * const *argv,
                              const char *Overview = 0,
-                             bool ReadResponseFiles = false);
+                             bool ReadResponseFiles = true);
 
 //===----------------------------------------------------------------------===//
 // ParseEnvironmentOptions - Environment variable option processing alternate