Re: [gold][patch] Fix two plugin bugs

[Ian Lance Taylor <iant at google dot com>]

Cary Coutant <ccoutant@google.com> writes:

>         * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
>         (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
>         reloc sections.
>         * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
>
>         PR 11683
>         * symtab.h (Symbol::is_placeholder): New member function.
>         * target-reloc.h (relocate_section): Check for placeholder symbols.
>
>         * testsuite/Makefile.am (plugin_test_8): New test.
>         (plugin_test_9): New test.
>         * testsuite/Makefile.in: Regenerate.

> +two_file_test_1c.syms: two_file_test_1.syms two_file_test_1c.o
> +	cp two_file_test_1.syms $@
> +	grep "_Z4t16av" two_file_test_1b.syms >> $@

Use a temporary file here rather than creating a possibly invalid
target file; e.g., see many_sections_check.h.

This is OK with that change.

Thanks.

Ian