Created attachment 896848 [details] build.log from build.log: ``` 2024-07-03 11:05:37,469 root INFO x86_64-pc-linux-gnu-gcc -Wno-unused-result -Wsign-compare -DNDEBUG -O3 -pipe -march=alderlake -mabm -mno-cldemote -mno-kl -mno-pconfig -mno-sgx -mno-widekl -mshstk --param=l1-cache-line-size=64 --param=l1-cache-size=48 --param=l2-cache-size=30720 -flto -Werror=odr -Werror=lto-type-mismatch -Werror=strict-aliasing -fgraphite-identity -floop-interchange -floop-strip-mine -floop-nest-optimize -ggdb3 -DNDEBUG -fPIC -I/usr/include/postgresql-16 -I/usr/include/python3.10 -c psycopg_c/_psycopg.c -o /var/tmp/portage/dev-python/psycopg-3.1.19/work/psycopg-3.1.19-python3_10/build/temp.linux-x86_64-cpython-310/psycopg_c/_psycopg.o psycopg_c/_psycopg.c: In function ‘__pyx_f_9psycopg_c_8_psycopg__array_load_binary’: psycopg_c/_psycopg.c:34509:16: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers] 34509 | __pyx_v_dimptr = (__pyx_v_buf + (3 * (sizeof(uint32_t)))); | ^ In file included from /usr/include/sys/types.h:176, from /usr/include/stdlib.h:514, from /usr/include/python3.10/Python.h:34, from psycopg_c/_psycopg.c:42: psycopg_c/_psycopg.c: In function ‘__pyx_f_9psycopg_c_8_psycopg_20IntervalBinaryLoader_cload’: psycopg_c/_psycopg.c:49642:52: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] 49642 | __pyx_v_val = be64toh((((uint64_t *)__pyx_v_bedata)[0])); | ^ psycopg_c/_psycopg.c: In function ‘__pyx_f_9psycopg_c_8_psycopg_17FloatBinaryDumper_cdump’: psycopg_c/_psycopg.c:56365:52: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] 56365 | __pyx_v_beval = htobe64((((uint64_t *)(&__pyx_v_d))[0])); | ^ psycopg_c/_psycopg.c: In function ‘__pyx_f_9psycopg_c_8_psycopg_18Float4BinaryDumper_cdump’: psycopg_c/_psycopg.c:56557:52: error: dereferencing type-punned pointer will break strict-aliasing rules [-Werror=strict-aliasing] 56557 | __pyx_v_beval = htobe32((((uint32_t *)(&__pyx_v_f))[0])); | ^ psycopg_c/_psycopg.c: In function ‘__pyx_f_9psycopg_c_8_psycopg_19NumericBinaryLoader_cload’: psycopg_c/_psycopg.c:57961:20: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers] 57961 | __pyx_v_digitptr = (__pyx_v_data + (sizeof(__pyx_v_behead))); | ^ 2024-07-03 11:05:38,625 root INFO x86_64-pc-linux-gnu-gcc -shared -Wl,-O1 -Wl,--as-needed -Wl,-z,pack-relative-relocs -Wl,--defsym=__gentoo_check_ldflags__=0 -O3 -pipe -march=alderlake -mabm -mno-cldemote -mno-kl -mno-pconfig -mno-sgx -mno-widekl -mshstk --param=l1-cache-line-size=64 --param=l1-cache-size=48 --param=l2-cache-size=30720 -flto -Werror=odr -Werror=lto-type-mismatch -Werror=strict-aliasing -fgraphite-identity -floop-interchange -floop-strip-mine -floop-nest-optimize -ggdb3 -DNDEBUG /var/tmp/portage/dev-python/psycopg-3.1.19/work/psycopg-3.1.19-python3_10/build/temp.linux-x86_64-cpython-310/psycopg_c/pq.o -L/usr/lib64/postgresql-16/lib64 -L/usr/lib64 -lpq -o /var/tmp/portage/dev-python/psycopg-3.1.19/work/psycopg-3.1.19-python3_10/build/lib.linux-x86_64-cpython-310/psycopg_c/pq.cpython-310-x86_64-linux-gnu.so lto-wrapper: warning: using serial compilation of 6 LTRANS jobs lto-wrapper: note: see the ‘-flto’ option documentation for more information cc1: some warnings being treated as errors error: command '/usr/bin/x86_64-pc-linux-gnu-gcc' failed with exit code 1 ```
Created attachment 896849 [details] environment // profile default/linux/amd64/23.0/split-usr/desktop/plasma gcc-13.2.1_p20240210 O3 pipe march=native(verbose) lto graphite ggdb3
Created attachment 896850 [details] /etc/portage/make.conf // profile default/linux/amd64/23.0/split-usr/desktop/plasma gcc-13 O3 pipe march=native(verbose) lto graphite ggdb3 testing FEATUREs : testing
https://github.com/psycopg/psycopg/blob/74e24a0396fd63096b9423e7a6278c59f0875d24/psycopg_c/psycopg_c/types/numeric.pyx#L392 https://github.com/psycopg/psycopg/blob/74e24a0396fd63096b9423e7a6278c59f0875d24/psycopg_c/psycopg_c/types/numeric.pyx#L407
The bug has been closed via the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=55194e9841234d00a03c2b9d6717c2b8d615dc12 commit 55194e9841234d00a03c2b9d6717c2b8d615dc12 Author: Eli Schwartz <eschwartz@gentoo.org> AuthorDate: 2024-07-15 07:52:38 +0000 Commit: Eli Schwartz <eschwartz@gentoo.org> CommitDate: 2024-07-15 08:01:31 +0000 dev-python/psycopg: mark as strict-aliasing unsafe Closes: https://bugs.gentoo.org/935401 Signed-off-by: Eli Schwartz <eschwartz@gentoo.org> dev-python/psycopg/psycopg-3.1.19.ebuild | 10 +++++++++- dev-python/psycopg/psycopg-3.2.0.ebuild | 10 +++++++++- dev-python/psycopg/psycopg-3.2.1.ebuild | 10 +++++++++- 3 files changed, 27 insertions(+), 3 deletions(-)
