build failure on rhel7 python 3.10.4 gcc 9.4.1 #20
Description
gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -fPIC -I/shared/src/Hydra/src -I/usr/local/include/python3.10 -c src/_hydra.c -o build/temp.linux-x86_64-3.10/src
/_hydra.o -std=gnu99 -O2 -D_LARGEFILE64_SOURCE
src/_hydra.c: In function ‘__pyx_pf_6_hydra_8MMapIter_2__next__’:
src/_hydra.c:3377:36: warning: comparison of integer expressions of different signedness: ‘size_t’ {aka ‘long unsigned int’} and ‘Py_ssize_t’ {aka ‘long int’} [-Wsign-compare]
3377 | __pyx_t_3 = ((__pyx_v_self->_idx < __pyx_t_2) != 0);
| ^
src/_hydra.c: In function ‘__pyx_tp_dealloc_6_hydra_MMapBitField’:
src/_hydra.c:7445:5: error: lvalue required as increment operand
7445 | ++Py_REFCNT(o);
| ^~
src/_hydra.c:7447:5: error: lvalue required as decrement operand
7447 | --Py_REFCNT(o);
| ^~
src/_hydra.c: In function ‘PyInit__hydra’:
src/_hydra.c:8530:34: error: ‘PyTypeObject’ {aka ‘struct _typeobject’} has no member named ‘tp_print’
8530 | __pyx_type_6_hydra_MMapBitField.tp_print = 0;