sim: callback: fix sentinel testing when walking maps

[deliverable/binutils-gdb.git] / gold / reloc.h

diff --git a/gold/reloc.h b/gold/reloc.h
index ec448acc152be041622e1db688f3eccfdb2e0fa1..559206eff7608d4add336defc0dabd63d397a46d 100644 (file)
--- a/gold/reloc.h
+++ b/gold/reloc.h
@@ -1,7 +1,6 @@
 // reloc.h -- relocate input files for gold   -*- C++ -*-
 
-// Copyright 2006, 2007, 2008, 2009, 2010, 2011, 2012
-// Free Software Foundation, Inc.
+// Copyright (C) 2006-2015 Free Software Foundation, Inc.
 // Written by Ian Lance Taylor <iant@google.com>.
 
 // This file is part of gold.
@@ -38,7 +37,7 @@ namespace gold
 class General_options;
 class Object;
 class Relobj;
-class Read_relocs_data;
+struct Read_relocs_data;
 class Symbol;
 class Layout;
 class Output_data;
@@ -873,6 +872,16 @@ class Track_relocs
   int
   advance(off_t offset);
 
+  // Checkpoint the current position in the reloc section.
+  section_size_type
+  checkpoint() const
+  { return this->pos_; }
+
+  // Reset the position to CHECKPOINT.
+  void
+  reset(section_size_type checkpoint)
+  { this->pos_ = checkpoint; }
+
  private:
   // The contents of the input object's reloc section.
   const unsigned char* prelocs_;