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[37.24.206.209]) by smtp.gmail.com with ESMTPSA id x3-20020a5d6b43000000b003366e974cacsm4727301wrw.73.2023.12.20.00.03.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 20 Dec 2023 00:03:38 -0800 (PST) Message-ID: <23880051-342a-414a-8af7-c54916f76c00@suse.com> Date: Wed, 20 Dec 2023 09:03:37 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] tests: force non-deterministic mode in non-deterministic tests Content-Language: en-US To: Stephen Kitt References: <20231219215307.2578951-1-steve@sk2.org> From: Jan Beulich Autocrypt: addr=jbeulich@suse.com; keydata= xsDiBFk3nEQRBADAEaSw6zC/EJkiwGPXbWtPxl2xCdSoeepS07jW8UgcHNurfHvUzogEq5xk hu507c3BarVjyWCJOylMNR98Yd8VqD9UfmX0Hb8/BrA+Hl6/DB/eqGptrf4BSRwcZQM32aZK 7Pj2XbGWIUrZrd70x1eAP9QE3P79Y2oLrsCgbZJfEwCgvz9JjGmQqQkRiTVzlZVCJYcyGGsD /0tbFCzD2h20ahe8rC1gbb3K3qk+LpBtvjBu1RY9drYk0NymiGbJWZgab6t1jM7sk2vuf0Py O9Hf9XBmK0uE9IgMaiCpc32XV9oASz6UJebwkX+zF2jG5I1BfnO9g7KlotcA/v5ClMjgo6Gl MDY4HxoSRu3i1cqqSDtVlt+AOVBJBACrZcnHAUSuCXBPy0jOlBhxPqRWv6ND4c9PH1xjQ3NP nxJuMBS8rnNg22uyfAgmBKNLpLgAGVRMZGaGoJObGf72s6TeIqKJo/LtggAS9qAUiuKVnygo 3wjfkS9A3DRO+SpU7JqWdsveeIQyeyEJ/8PTowmSQLakF+3fote9ybzd880fSmFuIEJldWxp Y2ggPGpiZXVsaWNoQHN1c2UuY29tPsJgBBMRAgAgBQJZN5xEAhsDBgsJCAcDAgQVAggDBBYC AwECHgECF4AACgkQoDSui/t3IH4J+wCfQ5jHdEjCRHj23O/5ttg9r9OIruwAn3103WUITZee e7Sbg12UgcQ5lv7SzsFNBFk3nEQQCACCuTjCjFOUdi5Nm244F+78kLghRcin/awv+IrTcIWF hUpSs1Y91iQQ7KItirz5uwCPlwejSJDQJLIS+QtJHaXDXeV6NI0Uef1hP20+y8qydDiVkv6l IreXjTb7DvksRgJNvCkWtYnlS3mYvQ9NzS9PhyALWbXnH6sIJd2O9lKS1Mrfq+y0IXCP10eS FFGg+Av3IQeFatkJAyju0PPthyTqxSI4lZYuJVPknzgaeuJv/2NccrPvmeDg6Coe7ZIeQ8Yj t0ARxu2xytAkkLCel1Lz1WLmwLstV30g80nkgZf/wr+/BXJW/oIvRlonUkxv+IbBM3dX2OV8 AmRv1ySWPTP7AAMFB/9PQK/VtlNUJvg8GXj9ootzrteGfVZVVT4XBJkfwBcpC/XcPzldjv+3 HYudvpdNK3lLujXeA5fLOH+Z/G9WBc5pFVSMocI71I8bT8lIAzreg0WvkWg5V2WZsUMlnDL9 mpwIGFhlbM3gfDMs7MPMu8YQRFVdUvtSpaAs8OFfGQ0ia3LGZcjA6Ik2+xcqscEJzNH+qh8V m5jjp28yZgaqTaRbg3M/+MTbMpicpZuqF4rnB0AQD12/3BNWDR6bmh+EkYSMcEIpQmBM51qM EKYTQGybRCjpnKHGOxG0rfFY1085mBDZCH5Kx0cl0HVJuQKC+dV2ZY5AqjcKwAxpE75MLFkr wkkEGBECAAkFAlk3nEQCGwwACgkQoDSui/t3IH7nnwCfcJWUDUFKdCsBH/E5d+0ZnMQi+G0A nAuWpQkjM1ASeQwSHEeAWPgskBQL Cc: binutils@sourceware.org In-Reply-To: <20231219215307.2578951-1-steve@sk2.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-3026.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE,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 19.12.2023 22:53, Stephen Kitt wrote: > Since ar can be built defaulting to deterministic mode, tests which > expect non-deterministic behaviour need to explicitly set the U flag. > They also need to run without SOURCE_DATE_EPOCH since that also > enables deterministic mode. Not quite - the env var controls only time stamps, not UID/GID or permissions, aiui. That's merely a matter of changing the wording of course. > --- a/binutils/testsuite/binutils-all/ar.exp > +++ b/binutils/testsuite/binutils-all/ar.exp > @@ -571,6 +571,8 @@ proc replacing_non_deterministic_member { } { > return > } > > + unsetenv SOURCE_DATE_EPOCH > + > set archive tmpdir/artest.a > set older_objfile tmpdir/bintest.${obj} > set newer_objfile tmpdir/ar/bintest.${obj} I think it would be nice if this was done in the place where, respectively, replacing_sde_deterministic_member has its setenv (and then, like that, if it also had a brief comment). Unless of course there's an issue with moving this down by a few lines. Furthermore I'm afraid I'm less comfortable approving this, as the correctness of the unconditional unsetenv in replacing_sde_deterministic_member isn't really clear to me: If that variable was indeed set in the environment up front, it's not clear to me whether it really is okay to permanently alter the environment. Otoh of course your change merely moves the (possible) problem ahead by a tiny bit, so yes - with the cosmetic adjustments done the change is probably still okay. Jan