[issue33012] Invalid function cast warnings with gcc 8 for METH_NOARGS

[STINNER Victor]

STINNER Victor <vstinner at redhat.com> added the comment:

The commit 55edd0c185ad2d895b5d73e47d67049bc156b654 introduced a new warning:

gcc -pthread -c -Wno-unused-result -Wsign-compare -g -Og -Wall -Wstrict-prototypes -O0   -std=c99 -Wextra -Wno-unused-result -Wno-unused-parameter -Wno-missing-field-initializers -Werror=implicit-function-declaration   -I. -I./Include   -fPIC -DPy_BUILD_CORE -o Objects/longobject.o Objects/longobject.c
Objects/longobject.c:5359:5: warning: initialisation depuis un type pointeur incompatible [-Wincompatible-pointer-types]
     long_long,                  /*nb_int*/
     ^~~~~~~~~
Objects/longobject.c:5359:5: note: (près de l'initialisation de « long_as_number.nb_int »)
Objects/longobject.c:5376:5: warning: initialisation depuis un type pointeur incompatible [-Wincompatible-pointer-types]
     long_long,                  /* nb_index */
     ^~~~~~~~~
Objects/longobject.c:5376:5: note: (près de l'initialisation de « long_as_number.nb_index »)


It seems like a conversion to (unaryfunc) is needed when passing long_long as nb_int in long_as_number.

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nosy: +vstinner

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<https://bugs.python.org/issue33012>
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