mypyc self is maybe-uninitialized

[andrew-ld]

https://github.com/andrew-ld/LL-mtproto/blob/6ded3757830b1ef5a0c08a65849eb5b72bf9807c/ll_mtproto/client/client.py#L318

it seems that for gcc cpy_r_r8 could be undefined, cpy_r_r8 should be self reading the code generated by mypyc

python version: Python 3.11.6
mypy version: 1.7.1
gcc version: gcc version 13.2.1 20230801 (GCC)

andrew@arch ~/P/LL-mtproto-ok (master)> python3 -m mypyc --check-untyped-defs ll_mtproto/client/client.py 
running build_ext
building 'll_mtproto.client.client__mypyc' extension
creating build/temp.linux-x86_64-cpython-311/build/ll_mtproto
creating build/temp.linux-x86_64-cpython-311/build/ll_mtproto/client
gcc -DNDEBUG -g -fwrapv -O3 -Wall -march=x86-64 -mtune=generic -O3 -pipe -fno-plt -fexceptions -Wp,-D_FORTIFY_SOURCE=2 -Wformat -Werror=format-security -fstack-clash-protection -fcf-protection -g -ffile-prefix-map=/build/python/src=/usr/src/debug/python -flto=auto -ffat-lto-objects -march=x86-64 -mtune=generic -O3 -pipe -fno-plt -fexceptions -Wp,-D_FORTIFY_SOURCE=2 -Wformat -Werror=format-security -fstack-clash-protection -fcf-protection -g -ffile-prefix-map=/build/python/src=/usr/src/debug/python -flto=auto -march=x86-64 -mtune=generic -O3 -pipe -fno-plt -fexceptions -Wp,-D_FORTIFY_SOURCE=2 -Wformat -Werror=format-security -fstack-clash-protection -fcf-protection -g -ffile-prefix-map=/build/python/src=/usr/src/debug/python -flto=auto -fPIC -I/home/andrew/.local/lib/python3.11/site-packages/mypyc/lib-rt -Ibuild -I/usr/include/python3.11 -c build/ll_mtproto/client/__native_client.c -o build/temp.linux-x86_64-cpython-311/build/ll_mtproto/client/__native_client.o -O3 -g1 -Werror -Wno-unused-function -Wno-unused-label -Wno-unreachable-code -Wno-unused-variable -Wno-unused-command-line-argument -Wno-unknown-warning-option -Wno-unused-but-set-variable -Wno-ignored-optimization-argument -Wno-cpp
build/ll_mtproto/client/__native_client.c: In function ‘CPyDef__mtproto_write_loop_Client_gen_____mypyc_generator_helper__’:
build/ll_mtproto/client/__native_client.c:28149:5: error: ‘cpy_r_r8’ may be used uninitialized [-Werror=maybe-uninitialized]
28149 |     CPy_DecRef(cpy_r_r8);
      |     ^~~~~~~~~~~~~~~~~~~~
build/ll_mtproto/client/__native_client.c:27535:15: note: ‘cpy_r_r8’ was declared here
27535 |     PyObject *cpy_r_r8;
      |               ^~~~~~~~
At top level:
cc1: note: unrecognized command-line option ‘-Wno-ignored-optimization-argument’ may have been intended to silence earlier diagnostics
cc1: note: unrecognized command-line option ‘-Wno-unknown-warning-option’ may have been intended to silence earlier diagnostics
cc1: note: unrecognized command-line option ‘-Wno-unused-command-line-argument’ may have been intended to silence earlier diagnostics
cc1: all warnings being treated as errors
error: command '/usr/bin/gcc' failed with exit code 1