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Re: Does the LD --wrap feature work for library internal references?

From: Alan Modra <amodra at gmail dot com>
To: Sebastian Huber <sebastian dot huber at embedded-brains dot de>
Cc: Nick Clifton <nickc at redhat dot com>, binutils <binutils at sourceware dot org>
Date: Fri, 11 Jan 2019 00:35:34 +1030
Subject: Re: Does the LD --wrap feature work for library internal references?
References: <555e8397-e46a-a5a5-8882-f1a34f330826@embedded-brains.de> <c686390f-150d-ba59-2dc0-b497d0e98260@redhat.com> <1592573775.72454.1546631126106.JavaMail.zimbra@embedded-brains.de> <325560131.73730.1546714333253.JavaMail.zimbra@embedded-brains.de> <c6ec4e35-5247-90a4-1173-96a089f05727@redhat.com> <f167c2bd-e886-9438-eec9-7609df957697@embedded-brains.de> <20190110130853.GS3170@bubble.grove.modra.org> <6fb5c6be-70ce-814b-ea49-553ef6cfd9e2@embedded-brains.de> <20190110134002.GT3170@bubble.grove.modra.org> <606875b3-8a65-aff5-5d18-15c62122b50b@embedded-brains.de>

On Thu, Jan 10, 2019 at 02:48:16PM +0100, Sebastian Huber wrote:
> So this wrapping works only across object files and not
> for references inside an object file.

Yes.  If a reference is to a function defined in the same file you
don't have an undefined symbol for the given function in that file.

-- 
Alan Modra
Australia Development Lab, IBM

Follow-Ups:
- Re: Does the LD --wrap feature work for library internal references?
  - From: Joel Sherrill

References:
- Re: Does the LD --wrap feature work for library internal references?
  - From: Sebastian Huber
- Re: Does the LD --wrap feature work for library internal references?
  - From: Nick Clifton
- Re: Does the LD --wrap feature work for library internal references?
  - From: Sebastian Huber
- Re: Does the LD --wrap feature work for library internal references?
  - From: Sebastian Huber
- Re: Does the LD --wrap feature work for library internal references?
  - From: Nick Clifton
- Re: Does the LD --wrap feature work for library internal references?
  - From: Sebastian Huber
- Re: Does the LD --wrap feature work for library internal references?
  - From: Alan Modra
- Re: Does the LD --wrap feature work for library internal references?
  - From: Sebastian Huber
- Re: Does the LD --wrap feature work for library internal references?
  - From: Alan Modra
- Re: Does the LD --wrap feature work for library internal references?
  - From: Sebastian Huber

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