* ldlang.c (lang_section_bst): New structure for sorting sections by name.

* ldlang.c (lang_section_bst): New structure for sorting sections by name.
  (wild_sort_fast): New function: Insert a section into a binary search tree.
  (output_section_callback_fast): New function: Store a section in BST.
  (output_section_callback_tree_to_list): New function: Convert a BST into a list.
  (analyze_walk_wild_section_handler): Initialize handler_data elements.
  (wild): If the data is sorted by name use the BST method to sort the names.