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Re: [PATCH 2/3] ld: better handling of lma region for orphan sections

From: Alan Modra <amodra at gmail dot com>
To: Andrew Burgess <andrew dot burgess at embecosm dot com>
Cc: binutils at sourceware dot org
Date: Wed, 22 Feb 2017 17:02:38 +1030
Subject: Re: [PATCH 2/3] ld: better handling of lma region for orphan sections
Authentication-results: sourceware.org; auth=none
References: <cover.1487720976.git.andrew.burgess@embecosm.com> <890622a02f6e6a161273e0385a29eadd2383b4cb.1487720976.git.andrew.burgess@embecosm.com>

On Wed, Feb 22, 2017 at 12:04:06AM +0000, Andrew Burgess wrote:
> 	* ldlang.c (lang_leave_output_section_statement): Move lma_region
> 	logic to...
> 	(lang_propagate_lma_regions): ...this new function.
> 	(lang_process): Call new function.
> 	* testsuite/ld-elf/orphan5.d: New file.
> 	* testsuite/ld-elf/orphan5.ld: New file.
> 	* testsuite/ld-elf/orphan5.s: New file.
> 	* NEWS: Mention change in behaviour.

OK, but

> --- /dev/null
> +++ b/ld/testsuite/ld-elf/orphan5.s
> @@ -0,0 +1,11 @@
> +        .text
> +        .byte 0

Make this 8 bytes instead, ditto below.  You will of course need to
adjust orphan5.d to suit, and that should allow most of the notarget
entries to be removed.

> +
> +        .data
> +        .byte 0
> +
> +        .section ".data.1", "aw"
> +        .byte 0
> +
> +        .section ".rodata", "a"
> +        .byte 0

-- 
Alan Modra
Australia Development Lab, IBM

References:
- [PATCH 0/3] ld: Orphan section placement tweaks
  - From: Andrew Burgess
- [PATCH 2/3] ld: better handling of lma region for orphan sections
  - From: Andrew Burgess

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