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From: Jan Beulich <jbeulich@suse.com>
To: Tsukasa OI <research_trasio@irq.a4lg.com>
Cc: binutils@sourceware.org, Cary Coutant <ccoutant@gmail.com>
Subject: Re: [PATCH v2] gas: Fix a testcase broken by new ZSTD support
Date: Fri, 5 Aug 2022 10:24:49 +0200	[thread overview]
Message-ID: <05632efb-f73e-ff0d-5414-d66dce90b8e8@suse.com> (raw)
In-Reply-To: <2b7fa463eb7c9a6b78c8d02fd61c2a243bc3a9ea.1659685511.git.research_trasio@irq.a4lg.com>

On 05.08.2022 09:45, Tsukasa OI wrote:
> The commit 1369522f36eece1b37139a81f7f2139ba3915172 ("Recognize the new ELF
> compression type for ZSTD.") added the new ELF compression type but it
> accidentally broke a GAS testcase.  Since testing for the section type
> "2048" (SHF_COMPRESSED) is not going to be portable in the long term, it
> now tests SHF_STRINGS ("32") instead.  ".word 0" should be okay to
> represent no null-terminated strings.
> 
> gas/ChangeLog:
> 
> 	* testsuite/gas/elf/section10.s: Use SHF_STRINGS to test.  Put an
> 	empty string in it.
> 	* testsuite/gas/elf/section10.d: Reflect the changes above.

Hmm, but SHF_STRINGS requires sh_entsize to be set, so the resulting
object file is, strictly speaking, not valid. Perhaps use
SHF_LINK_ORDER then (where the spec leaves room for sh_link being zero),
or SHF_OS_NONCONFORMING (since we don't mean to actually link this
object file into anywhere), or SHF_TLS?

Jan

  reply	other threads:[~2022-08-05  8:24 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-05  7:12 [PATCH] " Tsukasa OI
2022-08-05  7:29 ` Jan Beulich
2022-08-05  7:45   ` Tsukasa OI
2022-08-05  7:45 ` [PATCH v2] " Tsukasa OI
2022-08-05  8:24   ` Jan Beulich [this message]
2022-08-05  8:54     ` Tsukasa OI
2022-08-05  8:52   ` [PATCH v3] " Tsukasa OI
2022-08-05  8:59     ` Jan Beulich
2022-08-05 20:27 ` [PATCH] " Cary Coutant

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