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Re: PATCH: PR ld/14272: Mark the plugin symbol undefined
- From: "H.J. Lu" <hjl dot tools at gmail dot com>
- To: Binutils <binutils at sourceware dot org>
- Date: Thu, 5 Feb 2015 17:06:38 -0800
- Subject: Re: PATCH: PR ld/14272: Mark the plugin symbol undefined
- Authentication-results: sourceware.org; auth=none
- References: <20120628221026 dot GA5008 at intel dot com> <CAMe9rOqVkDWQ3gzojEQzRLmcj=DC+a9GS5HWX2Zy9S7HD9QkBA at mail dot gmail dot com> <20150204110841 dot GN14796 at bubble dot grove dot modra dot org> <CAMe9rOoh3dVaRUSWFb5=V=CEtsL24+s=7DeZiDQ+a7LtEU4q_w at mail dot gmail dot com> <20150206005938 dot GY14796 at bubble dot grove dot modra dot org>
On Thu, Feb 5, 2015 at 4:59 PM, Alan Modra <email@example.com> wrote:
> On Wed, Feb 04, 2015 at 04:36:16AM -0800, H.J. Lu wrote:
>> On Wed, Feb 4, 2015 at 3:08 AM, Alan Modra <firstname.lastname@example.org> wrote:
>> > On Tue, Feb 03, 2015 at 09:06:47AM -0800, H.J. Lu wrote:
>> >> PR ld/12365
>> >> * ld-plugin/pr12365a.c: New file.
>> >> * ld-plugin/pr12365b.c: Likewise.
>> >> * ld-plugin/pr12365c.c: Likewise.
>> > The testcase fails when using gcc-5. Also, gcc-5 objects don't seem
>> > exercise your _bfd_elf_fix_symbol_flags code. I presume you need an
>> > older version of gcc, with lto bugs, to need those hacks. Is that
>> > true? Can you write a testcase that does exercise your
>> > _bfd_elf_fix_symbol_flags code?
>> The -flto-partition default was changed. I checked in this patch
>> to pass -flto-partition=none to the PR ld/12365 test.
> The test fails when using gcc-4.7.2 on powerpc64-linux. Please fix it.
Does it fail with gcc 4.8? What is the error message?