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      1 //===- SystemUtils.cpp - Utilities for low-level system tasks -------------===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 //
     10 // This file contains functions used to do a variety of low-level, often
     11 // system-specific, tasks.
     12 //
     13 //===----------------------------------------------------------------------===//
     14 
     15 #include "llvm/Support/SystemUtils.h"
     16 #include "llvm/Support/raw_ostream.h"
     17 using namespace llvm;
     18 
     19 bool llvm::CheckBitcodeOutputToConsole(raw_ostream &stream_to_check,
     20                                        bool print_warning) {
     21   if (stream_to_check.is_displayed()) {
     22     if (print_warning) {
     23       errs() << "WARNING: You're attempting to print out a bitcode file.\n"
     24                 "This is inadvisable as it may cause display problems. If\n"
     25                 "you REALLY want to taste LLVM bitcode first-hand, you\n"
     26                 "can force output with the `-f' option.\n\n";
     27     }
     28     return true;
     29   }
     30   return false;
     31 }
     32