From: Tom Tromey <tom@tromey.com>
To: simon.marchi@polymtl.ca
Cc: gdb-patches@sourceware.org
Subject: Re: [PATCH 2/2] gdb/dwarf: track whether the all_units vector is sorted
Date: Thu, 21 May 2026 08:25:33 -0600 [thread overview]
Message-ID: <87fr3kalgi.fsf@tromey.com> (raw)
In-Reply-To: <20260520182101.4074675-2-simon.marchi@polymtl.ca> (simon marchi's message of "Wed, 20 May 2026 14:19:29 -0400")
>>>>> "Simon" == simon marchi <simon.marchi@polymtl.ca> writes:
Simon> Note that the flag is cleared when appending a unit even if the vector
Simon> would by chance already be sorted. This is good, because it will catch
Simon> mistakes even on machines where a problem with std::lower_bound would
Simon> not manifest.
Simon> I checked that this patch would have caught the problem before commit
Simon> fbaef7de7701:
Simon> (gdb) file /home/simark/build/binutils-gdb/gdb/testsuite/outputs/gdb.dwarf2/debug-names-bad-cu-index/debug-names-bad-cu-index
Simon> Reading symbols from /home/simark/build/binutils-gdb/gdb/testsuite/outputs/gdb.dwarf2/debug-names-bad-cu-index/debug-names-bad-cu-index...
Simon> /home/simark/src/binutils-gdb/gdb/dwarf2/read.c:18092: internal-error: dwarf2_find_unit: Assertion `per_bfd->all_units_sorted' failed.
Thanks, and especially for checking this.
Approved-By: Tom Tromey <tom@tromey.com>
Tom
next prev parent reply other threads:[~2026-05-21 14:26 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-20 18:19 [PATCH 1/2] gdb/dwarf: change signatured_type_up to include deleter type simon.marchi
2026-05-20 18:19 ` [PATCH 2/2] gdb/dwarf: track whether the all_units vector is sorted simon.marchi
2026-05-21 14:25 ` Tom Tromey [this message]
2026-05-21 17:45 ` Simon Marchi
2026-05-21 14:19 ` [PATCH 1/2] gdb/dwarf: change signatured_type_up to include deleter type Tom Tromey
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