[gold patch] Mark .tdata sections as RELRO

[Ian Lance Taylor]

Cary Coutant <ccoutant@google.com> writes:

> 2012-05-11  Cary Coutant  <ccoutant@google.com>
>
> 	* layout.cc (Layout::make_output_section): Mark .tdata section
> 	as RELRO.
> 	* testsuite/relro_test.cc: Add a TLS variable.

This is OK.

Thanks.

Ian