Check for metadata in PNaCl ABI checker.

include/llvm/Analysis/NaCl.h

 //===-- NaCl.h - NaCl Analysis ---------------------------*- C++ -*-===//
 //
 //                     The LLVM Compiler Infrastructure
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 
 #ifndef LLVM_ANALYSIS_NACL_H
 #define LLVM_ANALYSIS_NACL_H
 
+#include "llvm/Support/CommandLine.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/raw_ostream.h"
 #include <string>
 
 namespace llvm {
 
 class FunctionPass;
 class ModulePass;
+extern cl::opt<bool> PNaClABIAllowDebugMetadata;
 
 class PNaClABIErrorReporter {
  public:
   PNaClABIErrorReporter() : ErrorCount(0), Errors(ErrorString),
                             UseFatalErrors(true) {}
   // Return the number of verification errors from the last run.
   int getErrorCount() { return ErrorCount; }
   // Print the error messages to O
   void printErrors(llvm::raw_ostream &O) {
     Errors.flush();
@@ skipping 20 matching lines @@
       report_fatal_error("PNaCl ABI verification failed");
     }
   }
  private:
   int ErrorCount;
   std::string ErrorString;
   raw_string_ostream Errors;
   bool UseFatalErrors;
 };
 
-FunctionPass *createPNaClABIVerifyFunctionsPass(PNaClABIErrorReporter * Reporter);
-ModulePass *createPNaClABIVerifyModulePass(PNaClABIErrorReporter * Reporter);
+FunctionPass *createPNaClABIVerifyFunctionsPass(
+    PNaClABIErrorReporter *Reporter);
+ModulePass *createPNaClABIVerifyModulePass(PNaClABIErrorReporter *Reporter);
 
 }
 
 
 #endif