Bug#1077528: getfem: FTBFS: getfem_python_c.c:142:5: error: initialization of ‘PyAsyncMethods *’ from incompatible pointer type ‘int (*)(PyGetfemObject *, PyGetfemObject *) ’ [-Wincompatible-pointer-types]

[Lucas Nussbaum]

Source: getfem
Version: 5.4.2+dfsg1-4
Severity: serious
Justification: FTBFS
Tags: trixie sid ftbfs
User: lucas at debian.org
Usertags: ftbfs-20240728 ftbfs-trixie

Hi,

During a rebuild of all packages in sid, your package failed to build
on amd64.


Relevant part (hopefully):
> make[5]: Entering directory '/<<PKGBUILDDIR>>/interface/src/python'
> cp ./getfem_python.c getfem_python_c.c
> ../../../bin/extract_doc ./.. python-com > getfem.py || ( rm getfem.py ; /bin/false )
> touch _getfem.cpython-312-x86_64-linux-gnu.so && rm _getfem.cpython-312-x86_64-linux-gnu.so
> ARCHFLAGS="" CC="gcc" CFLAGS="-Wall -g -O2 -Werror=implicit-function-declaration -ffile-prefix-map=/<<PKGBUILDDIR>>=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -fcf-protection -O3 -fPIC" /usr/bin/python3 setup.py -v build  --build-temp . --build-base . --build-lib . --force
> getfem_python_c.c:142:5: error: initialization of ‘PyAsyncMethods *’ from incompatible pointer type ‘int (*)(PyGetfemObject *, PyGetfemObject *)’ [-Wincompatible-pointer-types]
>   142 |     GetfemObject_compare,              /* tp_compare, necessary for dictionary*/
>       |     ^~~~~~~~~~~~~~~~~~~~
> getfem_python_c.c:142:5: note: (near initialization for ‘PyGetfemObject_Type.tp_as_async’)
> getfem_python_c.c: In function ‘PyObject_to_gfi_array’:
> getfem_python_c.c:38:30: warning: initialization discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
>    38 | #define PyString_AsString(o) PyUnicode_AsUTF8(o)
>       |                              ^~~~~~~~~~~~~~~~
> getfem_python_c.c:345:15: note: in expansion of macro ‘PyString_AsString’
>   345 |     char *s = PyString_AsString(o);
>       |               ^~~~~~~~~~~~~~~~~
> getfem_python_c.c:476:17: warning: comparison of integer expressions of different signedness: ‘int’ and ‘u_int’ {aka ‘unsigned int’} [-Wsign-compare]
>   476 |     for (i=0; i < t->dim.dim_len; ++i)
>       |                 ^
> getfem_python_c.c:493:17: warning: comparison of integer expressions of different signedness: ‘int’ and ‘u_int’ {aka ‘unsigned int’} [-Wsign-compare]
>   493 |     for (i=0; i < TGFISTORE(cell,len); ++i) {
>       |                 ^
> getfem_python_c.c: In function ‘PyGetfemObject_FromObjId’:
> getfem_python_c.c:535:5: warning: ‘PyEval_CallObjectWithKeywords’ is deprecated [-Wdeprecated-declarations]
>   535 |     o = PyEval_CallObject(python_factory, arg);
>       |     ^
> In file included from /usr/include/python3.12/Python.h:95,
>                  from getfem_python_c.c:27:
> /usr/include/python3.12/ceval.h:27:43: note: declared here
>    27 | Py_DEPRECATED(3.9) PyAPI_FUNC(PyObject *) PyEval_CallObjectWithKeywords(
>       |                                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> getfem_python_c.c: In function ‘build_gfi_array_list’:
> getfem_python_c.c:554:19: warning: assignment discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
>   554 |   *pfunction_name = PyString_AsString(PyTuple_GET_ITEM(tuple,0));
>       |                   ^
> getfem_python_c.c: In function ‘gfi_array_to_PyObject’:
> getfem_python_c.c:580:18: warning: comparison of integer expressions of different signedness: ‘int’ and ‘u_int’ {aka ‘unsigned int’} [-Wsign-compare]
>   580 |       for(i=0; i < t->dim.dim_len; i++)
>       |                  ^
> getfem_python_c.c:599:19: warning: comparison of integer expressions of different signedness: ‘int’ and ‘u_int’ {aka ‘unsigned int’} [-Wsign-compare]
>   599 |         for(i=0; i< t->dim.dim_len; i++)
>       |                   ^
> getfem_python_c.c:612:19: warning: comparison of integer expressions of different signedness: ‘int’ and ‘u_int’ {aka ‘unsigned int’} [-Wsign-compare]
>   612 |         for(i=0; i< t->dim.dim_len; i++)
>       |                   ^
> error: command '/usr/bin/gcc' failed with exit code 1
> make[5]: *** [Makefile:677: _getfem.cpython-312-x86_64-linux-gnu.so] Error 1


The full build log is available from:
http://qa-logs.debian.net/2024/07/28/getfem_5.4.2+dfsg1-4_unstable.log

All bugs filed during this archive rebuild are listed at:
https://bugs.debian.org/cgi-bin/pkgreport.cgi?tag=ftbfs-20240728;users=lucas@debian.org
or:
https://udd.debian.org/bugs/?release=na&merged=ign&fnewerval=7&flastmodval=7&fusertag=only&fusertagtag=ftbfs-20240728&fusertaguser=lucas@debian.org&allbugs=1&cseverity=1&ctags=1&caffected=1#results

A list of current common problems and possible solutions is available at
http://wiki.debian.org/qa.debian.org/FTBFS . You're welcome to contribute!

If you reassign this bug to another package, please mark it as 'affects'-ing
this package. See https://www.debian.org/Bugs/server-control#affects

If you fail to reproduce this, please provide a build log and diff it with mine
so that we can identify if something relevant changed in the meantime.