[binutils] Bump binutils to 2.20.1

binutils/gold/copy-relocs.cc

 // copy-relocs.cc -- handle COPY relocations for gold.
 
-// Copyright 2006, 2007, 2008 Free Software Foundation, Inc.
+// Copyright 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
 // Written by Ian Lance Taylor <iant@google.com>.
 
 // This file is part of gold.
 
 // This program is free software; you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
 // the Free Software Foundation; either version 3 of the License, or
 // (at your option) any later version.
 
 // This program is distributed in the hope that it will be useful,
@@ skipping 111 matching lines @@
   bool is_ordinary;
   unsigned int shndx = sym->shndx(&is_ordinary);
   gold_assert(is_ordinary);
   typename elfcpp::Elf_types<size>::Elf_WXword addralign =
     sym->object()->section_addralign(shndx);
 
   typename Sized_symbol<size>::Value_type value = sym->value();
   while ((value & (addralign - 1)) != 0)
     addralign >>= 1;
 
+  // Mark the dynamic object as needed for the --as-needed option.
+  sym->object()->set_is_needed();
+
   if (this->dynbss_ == NULL)
     {
       this->dynbss_ = new Output_data_space(addralign, "** dynbss");
       layout->add_output_section_data(".bss",
                                       elfcpp::SHT_NOBITS,
                                       elfcpp::SHF_ALLOC | elfcpp::SHF_WRITE,
-                                      this->dynbss_);
+                                      this->dynbss_, false);
     }
 
   Output_data_space* dynbss = this->dynbss_;
 
   if (addralign > dynbss->addralign())
     dynbss->set_space_alignment(addralign);
 
   section_size_type dynbss_size =
     convert_to_section_size_type(dynbss->current_data_size());
   dynbss_size = align_address(dynbss_size, addralign);
@@ skipping 83 matching lines @@
 
 #ifdef HAVE_TARGET_64_BIG
 template
 class Copy_relocs<elfcpp::SHT_REL, 64, true>;
 
 template
 class Copy_relocs<elfcpp::SHT_RELA, 64, true>;
 #endif
 
 } // End namespace gold.