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From: Giuliano Procida <gprocida@google.com>
To: libabigail@sourceware.org
Cc: dodji@seketeli.org, kernel-team@android.com, gprocida@google.com,
	 maennich@google.com
Subject: [RFC PATCH 1/3] XML writer: treat function types more uniformly
Date: Fri,  7 May 2021 19:42:48 +0100	[thread overview]
Message-ID: <20210507184250.3946416-2-gprocida@google.com> (raw)
In-Reply-To: <20210507184250.3946416-1-gprocida@google.com>

Bug 26591 - detect pathologically redundant types in abixml

The XML writer has some special treatment of function types (compared
with pointer types, for example). This commit removes the special
treatment.

While I believe this is a safe and reasonably sensible thing to do,
the real reason for this change is that it makes the following changes
to eliminate duplicate types work properly.

	* src/abg-writer.cc (fn_type_ptr_set_type): Remove typedef.
	(writer_context::m_referenced_fn_types_set): Remove member.
	(writer_context::get_referenced_types): Adjust documentation.
	(writer_context::get_referenced_non_canonical_types): Ditto.
	(writer_context::record_type_as_referenced): Adjust
	documentation and remove special handling of function types.
	(writer_context::type_is_referenced): Ditto.
	(writer_context::clear something): Remove special handling of
	function types.
	(writer_context::write_translation_unit): Adjust comments.
	Remove special handling of function types. Drop code that
	attempts to emit live TU function types that are referenced
	and unemitted.
	* tests/data/test-annotate/test13-pr18894.so.abi: Refresh.
	* tests/data/test-annotate/test14-pr18893.so.abi: Refresh.
	* tests/data/test-annotate/test15-pr18892.so.abi: Refresh.
	* tests/data/test-annotate/test17-pr19027.so.abi: Refresh.
	* tests/data/test-annotate/test19-pr19023-libtcmalloc_and_profiler.so.abi:
	Refresh.
	* tests/data/test-annotate/test20-pr19025-libvtkParallelCore-6.1.so.abi:
	Refresh.
	* tests/data/test-annotate/test21-pr19092.so.abi: Refresh.
	* tests/data/test-read-dwarf/PR25042-libgdbm-clang-dwarf5.so.6.0.0.abi:
	Refresh.
	* tests/data/test-read-dwarf/test-libandroid.so.abi: Refresh.
	* tests/data/test-read-dwarf/test12-pr18844.so.abi: Refresh.
	* tests/data/test-read-dwarf/test13-pr18894.so.abi: Refresh.
	* tests/data/test-read-dwarf/test14-pr18893.so.abi: Refresh.
	* tests/data/test-read-dwarf/test15-pr18892.so.abi: Refresh.
	* tests/data/test-read-dwarf/test16-pr18904.so.abi: Refresh.
	* tests/data/test-read-dwarf/test17-pr19027.so.abi: Refresh.
	* tests/data/test-read-dwarf/test19-pr19023-libtcmalloc_and_profiler.so.abi:
	Refresh.
	* tests/data/test-read-dwarf/test20-pr19025-libvtkParallelCore-6.1.so.abi:
	Refresh.
	* tests/data/test-read-dwarf/test21-pr19092.so.abi: Refresh.
	* tests/data/test-read-dwarf/test22-pr19097-libstdc++.so.6.0.17.so.abi:
	Refresh.

Signed-off-by: Giuliano Procida <gprocida@google.com>
---
 src/abg-writer.cc                             |    77 +-
 .../data/test-annotate/test13-pr18894.so.abi  |    90 +-
 .../data/test-annotate/test14-pr18893.so.abi  |  1176 +-
 .../data/test-annotate/test15-pr18892.so.abi  | 14882 ++++++++--------
 .../data/test-annotate/test17-pr19027.so.abi  |  5277 +++---
 ...19-pr19023-libtcmalloc_and_profiler.so.abi |  4101 ++---
 ...st20-pr19025-libvtkParallelCore-6.1.so.abi |    44 +-
 .../data/test-annotate/test21-pr19092.so.abi  |  2774 +--
 .../PR25042-libgdbm-clang-dwarf5.so.6.0.0.abi |   156 +-
 .../test-read-dwarf/test-libandroid.so.abi    |    54 +-
 .../test-read-dwarf/test12-pr18844.so.abi     |    22 +-
 .../test-read-dwarf/test13-pr18894.so.abi     |    50 +-
 .../test-read-dwarf/test14-pr18893.so.abi     |  1130 +-
 .../test-read-dwarf/test15-pr18892.so.abi     | 14709 +++++++--------
 .../test-read-dwarf/test16-pr18904.so.abi     |    14 +-
 .../test-read-dwarf/test17-pr19027.so.abi     |  4928 ++---
 ...19-pr19023-libtcmalloc_and_profiler.so.abi |  3949 ++--
 ...st20-pr19025-libvtkParallelCore-6.1.so.abi |    24 +-
 .../test-read-dwarf/test21-pr19092.so.abi     |  2100 +--
 .../test22-pr19097-libstdc++.so.6.0.17.so.abi |  9292 +++++-----
 20 files changed, 32750 insertions(+), 32099 deletions(-)

Patch too large to post here. See:
https://github.com/myxoid/libabigail/commit/3c7b1189ecec88cfb0bedd30d514ec84040c775e

  reply	other threads:[~2021-05-07 18:43 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-07 18:42 [RFC PATCH 0/3] Bug 26591 - tentative fix for some duplicate type ids Giuliano Procida
2021-05-07 18:42 ` Giuliano Procida [this message]
2021-05-07 18:42 ` [RFC PATCH 2/3] XML writer: don't emit already emitted types Giuliano Procida
2021-05-07 18:42 ` [RFC PATCH 3/3] XML writer: emit enclosing types of scoped declarations Giuliano Procida

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