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Re: RFC: Support link with mixed IR/non-IR objects

From: Tristan Gingold <gingold at adacore dot com>
To: Andi Kleen <ak at linux dot intel dot com>
Cc: Cary Coutant <ccoutant at google dot com>, "H.J. Lu" <hjl dot tools at gmail dot com>, binutils at sourceware dot org
Date: Wed, 9 May 2012 15:05:58 +0200
Subject: Re: RFC: Support link with mixed IR/non-IR objects
References: <20120506205217.GA3513@intel.com> <20120508044314.GN17181@bubble.grove.modra.org> <CAHACq4otEYdWsFteG9XXMJp12CKn347RXKOec7GNJTu07B=VFg@mail.gmail.com> <4FA97C73.40203@linux.intel.com>

On May 8, 2012, at 10:05 PM, Andi Kleen wrote:

> 
>> Even so, I think I'd lean towards the use of archives.
> 
> ar archives don't work. The linux kernel requires unreferenced objects to
> be included in the build (e.g. for EXPORT_SYMBOL and initcalls)

Many linkers (but not GNU ld) have options to link all archive members.  Not difficult to implement.

Follow-Ups:
- Re: RFC: Support link with mixed IR/non-IR objects
  - From: Ian Lance Taylor
- Re: RFC: Support link with mixed IR/non-IR objects
  - From: Andi Kleen

References:
- RFC: Support link with mixed IR/non-IR objects
  - From: H.J. Lu
- Re: RFC: Support link with mixed IR/non-IR objects
  - From: Alan Modra
- Re: RFC: Support link with mixed IR/non-IR objects
  - From: Cary Coutant
- Re: RFC: Support link with mixed IR/non-IR objects
  - From: Andi Kleen

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