Add option --weak-unresolved-symbols to treat unresolved symbols as weak ref.

[external/binutils.git] / gold / ChangeLog

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+2015-04-23  Sriraman Tallam  <tmsriram@google.com>     
+       * options.h (--weak-unresolved-symbols): New option.
+       * symtab.cc (Symbol_table::sized_write_globals): Change symbol
+       binding to weak with new option.
+       * symtab.h (is_weak_undefined): Check for new option.
+       (is_strong_undefined): Check for new option.
+       * testsuite/Makefile.am (weak_unresolved_symbols_test): New test.
+       * testsuite/Makefile.in: Regenerate.
+       * testsuite/weak_unresolved_symbols_test.cc: New file.
+
 2015-04-20  Ian Coolidge  <icoolidge@google.com>
 
        * symtab.cc (Symbol::should_add_dynsym_entry): Return true for