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Date: Thu, 06 Feb 2014 00:47:00 -0000
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Subject: Re: ld -plugin option
From: "H.J. Lu" <hjl.tools@gmail.com>
To: Yuanfang Chen <cyfmxc@gmail.com>
Cc: Andrew Pinski <pinskia@gmail.com>, binutils <binutils@sourceware.org>
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On Wed, Feb 5, 2014 at 4:33 PM, Yuanfang Chen <cyfmxc@gmail.com> wrote:
> On Wed, Feb 5, 2014 at 7:17 PM, Andrew Pinski <pinskia@gmail.com> wrote:
>> On Wed, Feb 5, 2014 at 4:07 PM, Yuanfang Chen <cyfmxc@gmail.com> wrote:
>>> Hello,
>>>
>>> Maybe this is a silly question, however, it annoys me today for too
>>> long.  I'm using ld 2.24, which shows that it supports '-plugin'
>>> option by 'ld --help |grep plugin', however 'ld -plugin' returns
>>> "unrecognized option '-plugin'".  I really don't know where the
>>> problem is.  Another question is that  is the plugin interface
>>> supported by ld and ld.gold the same?
>>
>> Yes the interfaces is the same.  The issue you are having is -plugin
>> takes an argument and you are not supplying an option to the -plugin
>> option.
>>
>> Thanks,
>> Andrew Pinski
>
> Well, that's really confusing, I was expecting something like 'missing
> arguments' like the ld.gold does.  :-)
>
> I'am asking this because when I'm doing this:  (all are non binary object)
> ld.gold -plugin=/path/to/plugin  a.o b.o c.o
> everything goes fine.
>
> but
> ld -plugin=/path/to/plugin  a.o b.o c.o
> complains  b.o: file not recognized: File format not recognized
>

How did you configure binutils?  Did you use --enable-plugins?

-- 
H.J.