[PATCH] Fix an internal error in do_print_to_mapfile seen with gold on arm

[Khem Raj]

This is due to missing implementation of do_print_to_mapfile for
atrributea section (ARM.attributes), it started to show up after fix
for PR gold/16980 was installed

Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
 gold/ChangeLog    | 5 +++++
 gold/attributes.h | 4 ++++
 2 files changed, 9 insertions(+)

diff --git a/gold/ChangeLog b/gold/ChangeLog
index 31d123e..6d9da81 100644
--- a/gold/ChangeLog
+++ b/gold/ChangeLog
@@ -1,3 +1,8 @@
+2015-02-27  Khem Raj  <raj.khem@gmail.com>
+
+	* attributes.h (class Output_attributes_section_data ): Add
+	do_print_to_mapfile function.
+
 2015-02-24  Alan Modra  <amodra@gmail.com>
 
 	PR 18010
diff --git a/gold/attributes.h b/gold/attributes.h
index c0b171f..6e3ab8c 100644
--- a/gold/attributes.h
+++ b/gold/attributes.h
@@ -387,6 +387,10 @@ class Output_attributes_section_data : public Output_section_data
   { }
 
  protected:
+  // Write to a map file.
+  void
+  do_print_to_mapfile(Mapfile* mapfile) const
+  { mapfile->print_output_data(this, _("** attributes")); }
   // Write the data to the output file.
   void
   do_write(Output_file*);
-- 
2.1.4