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Mon, 17 Jun 2024 08:22:12 +0000 Message-ID: <957e19ba-e05c-40eb-928b-6b12e342ff84@suse.de> Date: Mon, 17 Jun 2024 10:23:05 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 01/11] [gdb/testsuite] Add gdb.base/fission-macro.exp To: Christophe Lyon Cc: gdb-patches@sourceware.org References: <20240521154415.9543-1-tdevries@suse.de> <44fac677-58a3-4bd6-956f-a20615652cdf@suse.de> Content-Language: en-US From: Tom de Vries In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: -4.29 X-Spam-Level: X-Spamd-Result: default: False [-4.29 / 50.00]; BAYES_HAM(-3.00)[100.00%]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; XM_UA_NO_VERSION(0.01)[]; FUZZY_BLOCKED(0.00)[rspamd.com]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; RCPT_COUNT_TWO(0.00)[2]; MIME_TRACE(0.00)[0:+]; ARC_NA(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; RCVD_TLS_ALL(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; TO_DN_SOME(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; RCVD_VIA_SMTP_AUTH(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:email] X-Spam-Status: No, score=-6.4 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On 6/17/24 10:16, Christophe Lyon wrote: > Hi Tom, > > On Thu, 13 Jun 2024 at 17:40, Tom de Vries wrote: >> >> On 5/21/24 17:44, Tom de Vries wrote: >>> Starting with gcc commit 80048aa13a6 ("debug/111409 - don't generate COMDAT >>> macro sections for split DWARF"), available from release gcc 14.1 onwards, gcc >>> produces a usable dwarf-5 32-bit .debug_macro.dwo section. >>> >>> Add a test-case excercising this. >>> >> >> I went ahead and pushed this patch, since it only adds a test-case. >> > > As you may have noticed, this patch was flagged by our CI on arm: > FAIL: gdb.base/fission-macro.exp: dwarf_version=5: dwarf_bits=32: > strict_dwarf=0: info macro FIRST > FAIL: gdb.base/fission-macro.exp: dwarf_version=5: dwarf_bits=32: > strict_dwarf=0: info macro FOURTH > FAIL: gdb.base/fission-macro.exp: dwarf_version=5: dwarf_bits=32: > strict_dwarf=0: info macro SECOND > FAIL: gdb.base/fission-macro.exp: dwarf_version=5: dwarf_bits=32: > strict_dwarf=0: info macro THIRD > FAIL: gdb.base/fission-macro.exp: dwarf_version=5: dwarf_bits=32: > strict_dwarf=1: info macro FIRST > FAIL: gdb.base/fission-macro.exp: dwarf_version=5: dwarf_bits=32: > strict_dwarf=1: info macro FOURTH > FAIL: gdb.base/fission-macro.exp: dwarf_version=5: dwarf_bits=32: > strict_dwarf=1: info macro SECOND > FAIL: gdb.base/fission-macro.exp: dwarf_version=5: dwarf_bits=32: > strict_dwarf=1: info macro THIRD > > > From gdb.log I can see: > info macro FIRST > Defined at /home/tcwg-buildslave/workspace/tcwg_gnu_2/abe/snapshots/gdb.git~master/gdb/testsuite/gdb.base/fission-macro.c:0 > -DFIRST=1 > (gdb) FAIL: gdb.base/fission-macro.exp: dwarf_version=5: > dwarf_bits=32: strict_dwarf=0: info macro FIRST > info macro SECOND > Defined at /home/tcwg-buildslave/workspace/tcwg_gnu_2/abe/snapshots/gdb.git~master/gdb/testsuite/gdb.base/fission-macro.c:0 > -DSECOND=2 > (gdb) FAIL: gdb.base/fission-macro.exp: dwarf_version=5: > dwarf_bits=32: strict_dwarf=0: info macro SECOND > > info macro THIRD > Defined at /home/tcwg-buildslave/workspace/tcwg_gnu_2/abe/snapshots/gdb.git~master/gdb/testsuite/gdb.base/fission-macro-2.c:0 > -DTHIRD=3 > (gdb) FAIL: gdb.base/fission-macro.exp: dwarf_version=5: > dwarf_bits=32: strict_dwarf=0: info macro THIRD > info macro FOURTH > Defined at /home/tcwg-buildslave/workspace/tcwg_gnu_2/abe/snapshots/gdb.git~master/gdb/testsuite/gdb.base/fission-macro-2.c:0 > -DFOURTH=4 > (gdb) FAIL: gdb.base/fission-macro.exp: dwarf_version=5: > dwarf_bits=32: strict_dwarf=0: info macro FOURTH > > > I've also noticed: > get_compiler_info: gcc-15-0-0 > > (which is expected, this CI loop is using trunk GCC) > > Does this help? Hi Christophe, Thanks for the info. Indeed I already noticed it, and filed this PR ( https://sourceware.org/bugzilla/show_bug.cgi?id=31897 ) to track it. I managed to reproduce it, and AFAICT it's fixed by the following patch in the patch series (something I didn't realize when committing, because this FAIL occurs only on 32-bit targets). Sorry for the noise. Thanks, - Tom