Show command-line args and features passed into backend in debug output. Approved by Evan Cheng.

llvm-svn: 86797

1 files changed, 6 insertions, 0 deletions

diff --git a/llvm/lib/Support/CommandLine.cpp b/llvm/lib/Support/CommandLine.cpp
index 626daa254dd..07900d84936 100644
--- a/llvm/lib/Support/CommandLine.cpp
+++ b/llvm/lib/Support/CommandLine.cpp
@@ -17,6 +17,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/Support/CommandLine.h"
+#include "llvm/Support/Debug.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Support/ManagedStatic.h"
@@ -765,6 +766,11 @@ void cl::ParseCommandLineOptions(int argc, char **argv,
       free(*i);
   }
 
+  DEBUG(errs() << "\nArgs: ";
+        for (int i = 0; i < argc; ++i)
+          errs() << argv[i] << ' ';
+       );
+
   // If we had an error processing our arguments, don't let the program execute
   if (ErrorParsing) exit(1);
 }