Rewrite the debug action handling to take -verify into account.
Add a quiet option for dwarfdump and move it out of NDEBUG only.
Still requires an option as we don't want this on by default.

llvm-svn: 149894
diff --git a/clang/lib/Driver/Tools.cpp b/clang/lib/Driver/Tools.cpp
index 0b713c1..ef065e8 100644
--- a/clang/lib/Driver/Tools.cpp
+++ b/clang/lib/Driver/Tools.cpp
@@ -4081,6 +4081,7 @@
   CmdArgs.push_back("--verify");
   CmdArgs.push_back("--debug-info");
   CmdArgs.push_back("--eh-frame");
+  CmdArgs.push_back("--quiet");
 
   assert(Inputs.size() == 1 && "Unable to handle multiple inputs.");
   const InputInfo &Input = Inputs[0];