Snippets for python:grpcio 1.83.0 from Nix aarch64-linux

Sourced from https://hydra.nixos.org/log/q368qifh1b9j7qrmnrs3xv9j98j3bw4a-python3.14-grpcio-1.83.0.drv.

./src/core/ext/transport/chttp2/transport/decode_huff.h:1456:52: warning: comparison of integer expressions of different signedness: ‘uint64_t’ {aka ‘long unsigned int’} and ‘int’ [-Wsign-compare]
 1456 |         ok_ = (buffer_ & ((1 << buffer_len_) - 1)) == (1 << buffer_len_) - 1;
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

./src/core/ext/transport/chttp2/transport/decode_huff.h:2198:52: warning: comparison of integer expressions of different signedness: ‘uint64_t’ {aka ‘long unsigned int’} and ‘int’ [-Wsign-compare]
 2198 |         ok_ = (buffer_ & ((1 << buffer_len_) - 1)) == (1 << buffer_len_) - 1;
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

./src/core/call/call_state.h:244:3: warning: control reaches end of non-void function [-Wreturn-type]
  244 |   }
      |   ^

./src/core/lib/promise/detail/promise_factory.h:132:5: warning: ‘always_inline’ function might not be inlinable unless also declared ‘inline’ [-Wattributes]
  132 |     PromiseFactoryImpl(Token, F&& f, A&& arg) {
      |     ^~~~~~~~~~~~~~~~~~

./src/core/lib/promise/detail/promise_factory.h:132:5: warning: ‘always_inline’ function might not be inlinable unless also declared ‘inline’ [-Wattributes]

./src/core/call/call_state.h:161:3: warning: control reaches end of non-void function [-Wreturn-type]
  161 |   }
      |   ^

./src/core/call/call_state.h:191:3: warning: control reaches end of non-void function [-Wreturn-type]
  191 |   }
      |   ^

./src/core/call/call_state.h:284:3: warning: control reaches end of non-void function [-Wreturn-type]
  284 |   }
      |   ^

./src/core/call/call_state.h:314:3: warning: control reaches end of non-void function [-Wreturn-type]
  314 |   }
      |   ^

third_party/upb/upb/base/string_view.h:45:51: warning: argument 1 null where non-null expected [-Wnonnull]
   45 |   return (a.size == b.size) && (!a.size || !memcmp(a.data, b.data, a.size));
      |                                             ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

third_party/upb/upb/base/string_view.h:45:51: warning: argument 1 null where non-null expected because argument 3 is nonzero [-Wnonnull]
   45 |   return (a.size == b.size) && (!a.size || !memcmp(a.data, b.data, a.size));
      |                                             ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

./src/core/call/call_filters.h:1441:20: warning: ‘<unnamed>.grpc_core::CallFilters::MetadataExecutor<std::optional<std::unique_ptr<grpc_metadata_batch, grpc_core::Arena::PooledDeleter> >, std::unique_ptr<grpc_metadata_batch, grpc_core::Arena::PooledDeleter>, grpc_core::CallFilters::push_server_initial_metadata_, grpc_core::filters_detail::StackData::server_initial_metadata, grpc_core::CallState::FinishPullServerInitialMetadata, std::reverse_iterator<const grpc_core::CallFilters::AddedStack*> >::executor_.grpc_core::filters_detail::OperationExecutor<std::unique_ptr<grpc_metadata_batch, grpc_core::Arena::PooledDeleter> >::ops_’ may be used uninitialized [-Wmaybe-uninitialized]
 1441 |       : ops_(other.ops_), end_ops_(other.end_ops_) {
      |              ~~~~~~^~~~

./src/core/call/call_filters.h:1441:42: warning: ‘<unnamed>.grpc_core::CallFilters::MetadataExecutor<std::optional<std::unique_ptr<grpc_metadata_batch, grpc_core::Arena::PooledDeleter> >, std::unique_ptr<grpc_metadata_batch, grpc_core::Arena::PooledDeleter>, grpc_core::CallFilters::push_server_initial_metadata_, grpc_core::filters_detail::StackData::server_initial_metadata, grpc_core::CallState::FinishPullServerInitialMetadata, std::reverse_iterator<const grpc_core::CallFilters::AddedStack*> >::executor_.grpc_core::filters_detail::OperationExecutor<std::unique_ptr<grpc_metadata_batch, grpc_core::Arena::PooledDeleter> >::end_ops_’ may be used uninitialized [-Wmaybe-uninitialized]
 1441 |       : ops_(other.ops_), end_ops_(other.end_ops_) {
      |                                    ~~~~~~^~~~~~~~

./src/core/call/call_state.h:798:15: warning: ‘reading’ may be used uninitialized [-Wmaybe-uninitialized]
  797 |           reading
      |           ~~~~~~~
  798 |               ? ServerToClientPullState::kProcessingServerInitialMetadataReading
      |               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  799 |               : ServerToClientPullState::kProcessingServerInitialMetadata;
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

./src/core/lib/promise/loop.h:215:31: warning: attribute ignored in declaration of ‘union grpc_core::Loop<F, kYield>::<unnamed>’ [-Wattributes]
  215 |   GPR_NO_UNIQUE_ADDRESS union {
      |                               ^

./src/core/lib/promise/race.h:51:31: warning: moving a temporary object prevents copy elision [-Wpessimizing-move]
   51 |     return std::move(r.value());
      |                               ^

/nix/store/wqqb6mbnrnm380adc0ry5hdm449xix4f-gcc-15.3.0/include/c++/15.3.0/bits/move.h:235:11: warning: ‘((grpc_slice*)((char*)<unknown> + 24))[2]’ may be used uninitialized [-Wmaybe-uninitialized]
  235 |       _Tp __tmp = _GLIBCXX_MOVE(__a);
      |           ^~~~~

/nix/store/wqqb6mbnrnm380adc0ry5hdm449xix4f-gcc-15.3.0/include/c++/15.3.0/bits/move.h:235:11: warning: ‘((grpc_slice*)((char*)<unknown> + 24))[3]’ may be used uninitialized [-Wmaybe-uninitialized]
  235 |       _Tp __tmp = _GLIBCXX_MOVE(__a);
      |           ^~~~~

/nix/store/wqqb6mbnrnm380adc0ry5hdm449xix4f-gcc-15.3.0/include/c++/15.3.0/bits/move.h:235:11: warning: ‘((grpc_slice*)((char*)<unknown> + 24))[4]’ may be used uninitialized [-Wmaybe-uninitialized]
  235 |       _Tp __tmp = _GLIBCXX_MOVE(__a);
      |           ^~~~~

/nix/store/wqqb6mbnrnm380adc0ry5hdm449xix4f-gcc-15.3.0/include/c++/15.3.0/bits/move.h:235:11: warning: ‘((grpc_slice*)((char*)<unknown> + 24))[5]’ may be used uninitialized [-Wmaybe-uninitialized]
  235 |       _Tp __tmp = _GLIBCXX_MOVE(__a);
      |           ^~~~~

/nix/store/wqqb6mbnrnm380adc0ry5hdm449xix4f-gcc-15.3.0/include/c++/15.3.0/bits/move.h:235:11: warning: ‘((grpc_slice*)((char*)<unknown> + 24))[6]’ may be used uninitialized [-Wmaybe-uninitialized]
  235 |       _Tp __tmp = _GLIBCXX_MOVE(__a);
      |           ^~~~~

/nix/store/wqqb6mbnrnm380adc0ry5hdm449xix4f-gcc-15.3.0/include/c++/15.3.0/bits/move.h:235:11: warning: ‘((grpc_slice*)((char*)<unknown> + 24))[7]’ may be used uninitialized [-Wmaybe-uninitialized]
  235 |       _Tp __tmp = _GLIBCXX_MOVE(__a);
      |           ^~~~~

/nix/store/wqqb6mbnrnm380adc0ry5hdm449xix4f-gcc-15.3.0/include/c++/15.3.0/bits/move.h:235:11: warning: ‘((grpc_slice*)((char*)<unknown> + 24))[8]’ may be used uninitialized [-Wmaybe-uninitialized]
  235 |       _Tp __tmp = _GLIBCXX_MOVE(__a);
      |           ^~~~~

third_party/abseil-cpp/absl/container/internal/inlined_vector.h:373:64: warning: ‘((const absl::lts_20250512::inlined_vector_internal::SizeType*)<unknown>)[40]’ may be used uninitialized [-Wmaybe-uninitialized]
  373 |   bool GetIsAllocated() const { return GetSizeAndIsAllocated() & 1; }
      |                                        ~~~~~~~~~~~~~~~~~~~~~~~~^~~

./src/core/channelz/channelz.h:186:3: warning: control reaches end of non-void function [-Wreturn-type]
  186 |   }
      |   ^

third_party/abseil-cpp/absl/status/statusor.h:192:7: warning: ‘SR.10839’ may be used uninitialized [-Wmaybe-uninitialized]
  192 | class StatusOr : private internal_statusor::StatusOrData<T>,
      |       ^~~~~~~~

./src/core/lib/promise/try_seq.h:344:43: warning: ‘always_inline’ function might not be inlinable unless also declared ‘inline’ [-Wattributes]
  344 | GPR_ATTRIBUTE_ALWAYS_INLINE_FUNCTION auto TrySeq(F0&& f0, F1&& f1, F2&& f2,
      |                                           ^~~~~~

./src/core/lib/promise/try_seq.h:344:43: warning: ‘always_inline’ function might not be inlinable unless also declared ‘inline’ [-Wattributes]

./src/core/lib/promise/try_seq.h:391:43: warning: ‘always_inline’ function might not be inlinable unless also declared ‘inline’ [-Wattributes]
  391 | GPR_ATTRIBUTE_ALWAYS_INLINE_FUNCTION auto TrySeqIter(Iter begin, Iter end,
      |                                           ^~~~~~~~~~

src/core/lib/event_engine/ares_resolver.cc:147:38: warning: ‘int ares_set_servers_ports(ares_channel_t*, const ares_addr_port_node*)’ is deprecated: Use ares_set_servers_ports_csv instead [-Wdeprecated-declarations]
  147 |   int status = ares_set_servers_ports(*channel, &dns_server_addr);
      |                ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/lib/event_engine/ares_resolver.cc:376:23: warning: ‘void ares_gethostbyname(ares_channel_t*, const char*, int, ares_host_callback, void*)’ is deprecated: Use ares_getaddrinfo instead [-Wdeprecated-declarations]
  376 |     ares_gethostbyname(channel_, std::string(host).c_str(), AF_INET,
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  377 |                        &AresResolver::OnHostbynameDoneLocked, resolver_arg);
      |                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/lib/event_engine/ares_resolver.cc:378:23: warning: ‘void ares_gethostbyname(ares_channel_t*, const char*, int, ares_host_callback, void*)’ is deprecated: Use ares_getaddrinfo instead [-Wdeprecated-declarations]
  378 |     ares_gethostbyname(channel_, std::string(host).c_str(), AF_INET6,
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  379 |                        &AresResolver::OnHostbynameDoneLocked, resolver_arg);
      |                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/lib/event_engine/ares_resolver.cc:382:23: warning: ‘void ares_gethostbyname(ares_channel_t*, const char*, int, ares_host_callback, void*)’ is deprecated: Use ares_getaddrinfo instead [-Wdeprecated-declarations]
  382 |     ares_gethostbyname(channel_, std::string(host).c_str(), AF_INET,
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  383 |                        &AresResolver::OnHostbynameDoneLocked, resolver_arg);
      |                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/lib/event_engine/ares_resolver.cc:419:13: warning: ‘void ares_query(ares_channel_t*, const char*, int, int, ares_callback, void*)’ is deprecated: Use ares_query_dnsrec instead [-Wdeprecated-declarations]
  419 |   ares_query(channel_, std::string(host).c_str(), ns_c_in, ns_t_srv,
      |   ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  420 |              &AresResolver::OnSRVQueryDoneLocked, resolver_arg);
      |              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/lib/event_engine/ares_resolver.cc:455:14: warning: ‘void ares_search(ares_channel_t*, const char*, int, int, ares_callback, void*)’ is deprecated: Use ares_search_dnsrec instead [-Wdeprecated-declarations]
  455 |   ares_search(channel_, std::string(host).c_str(), ns_c_in, ns_t_txt,
      |   ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  456 |               &AresResolver::OnTXTDoneLocked, resolver_arg);
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/lib/event_engine/ares_resolver.cc:465:37: warning: ‘int ares_getsock(const ares_channel_t*, ares_socket_t*, int)’ is deprecated: Use ARES_OPT_EVENT_THREAD or ARES_OPT_SOCK_STATE_CB instead [-Wdeprecated-declarations]
  465 |     int socks_bitmask = ares_getsock(channel_, socks, ARES_GETSOCK_MAXNUM);
      |                         ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/lib/event_engine/ares_resolver.cc:779:32: warning: ‘int ares_parse_srv_reply(const unsigned char*, int, ares_srv_reply**)’ is deprecated: Use ares_dns_parse instead [-Wdeprecated-declarations]
  779 |   status = ares_parse_srv_reply(abuf, alen, &reply);
      |            ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~

src/core/lib/event_engine/ares_resolver.cc:843:36: warning: ‘int ares_parse_txt_reply_ext(const unsigned char*, int, ares_txt_ext**)’ is deprecated: Use ares_dns_parse instead [-Wdeprecated-declarations]
  843 |   status = ares_parse_txt_reply_ext(buf, len, &reply);
      |            ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~

src/core/credentials/call/oauth2/oauth2_credentials.cc:301:11: warning: ‘void* memset(void*, int, size_t)’ clearing an object of non-trivial type ‘grpc_http_response’ {aka ‘struct grpc_http_response’}; use assignment or value-initialization instead [-Wclass-memaccess]
  301 |     memset(response, 0, sizeof(*response));
      |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/credentials/call/regional_access_boundary_fetcher.cc:173:9: warning: ‘void* memset(void*, int, size_t)’ clearing an object of non-trivial type ‘grpc_http_response’ {aka ‘struct grpc_http_response’}; use assignment or value-initialization instead [-Wclass-memaccess]
  173 |   memset(&response_, 0, sizeof(response_));
      |   ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/credentials/call/regional_access_boundary_fetcher.cc:250:11: warning: ‘void* memset(void*, int, size_t)’ clearing an object of non-trivial type ‘grpc_http_response’ {aka ‘struct grpc_http_response’}; use assignment or value-initialization instead [-Wclass-memaccess]
  250 |     memset(&response_, 0, sizeof(response_));
      |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

./src/core/lib/event_engine/posix_engine/grpc_polled_fd_posix.h:129:30: warning: ‘void ares_set_socket_functions(ares_channel_t*, const ares_socket_functions*, void*)’ is deprecated: Use ares_set_socket_functions_ex instead [-Wdeprecated-declarations]
  129 |     ares_set_socket_functions(channel, &kSockFuncs, this);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/lib/event_engine/tcp_socket_utils.cc:225:11: warning: ‘void* memset(void*, int, size_t)’ clearing an object of non-trivial type ‘class grpc_event_engine::experimental::EventEngine::ResolvedAddress’; use assignment or value-initialization instead [-Wclass-memaccess]
  225 |     memset(resolved_addr6_out, 0, sizeof(*resolved_addr6_out));
      |     ~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/lib/iomgr/ev_poll_posix.cc:936:31: warning: storing the address of local variable ‘worker’ in ‘*worker_hdl’ [-Wdangling-pointer=]
  936 |   if (worker_hdl) *worker_hdl = &worker;
      |                   ~~~~~~~~~~~~^~~~~~~~~

third_party/abseil-cpp/absl/log/internal/conditions.h:68:62: warning: ‘SR.1497’ may be used uninitialized [-Wmaybe-uninitialized]
   68 |     !(condition) ? (void)0 : ::absl::log_internal::Voidify() &&

src/core/credentials/transport/tls/spiffe_utils.cc:261:26: warning: comparison of integer expressions of different signedness: ‘size_t’ {aka ‘long unsigned int’} and ‘int’ [-Wsign-compare]
  261 |     for (size_t i = 0; i < sk_X509_num(*root_stack_); i++) {
      |                          ^

src/core/credentials/transport/tls/spiffe_utils.cc:278:28: warning: comparison of integer expressions of different signedness: ‘size_t’ {aka ‘long unsigned int’} and ‘int’ [-Wsign-compare]
  278 |       for (size_t i = 0; i < sk_X509_num(*root_stack_); i++) {
      |                            ^

./src/core/util/latent_see.h:177:25: warning: ‘latent_see_scope_1191.grpc_core::latent_see::Scope::timestamp_begin_’ may be used uninitialized [-Wmaybe-uninitialized]
  177 |     ev->timestamp_begin = timestamp_begin;
      |     ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~

/nix/store/cwn32dkv1iffrhh6sw1gk09nxb10dv17-glibc-2.42-67-dev/include/bits/string_fortified.h:29:33: warning: ‘void* __builtin___memcpy_chk(void*, const void*, long unsigned int, long unsigned int)’ forming offset 32 is out of the bounds [0, 32] of object ‘<anonymous>’ with type ‘grpc_slice’ [-Warray-bounds=]
   29 |   return __builtin___memcpy_chk (__dest, __src, __len,
      |          ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
   30 |                                  __glibc_objsize0 (__dest));
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/ext/transport/chttp2/transport/chttp2_transport.cc:2787:16: warning: writing 8 bytes into a region of size 7 [-Wstringop-overflow=]
 2787 |           *p++ = 'p';
      |           ~~~~~^~~~~

src/core/ext/transport/chttp2/transport/chttp2_transport.cc:2795:16: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
 2795 |           *p++ = 'o';
      |           ~~~~~^~~~~

src/core/ext/transport/chttp2/transport/chttp2_transport.cc:2796:16: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
 2796 |           *p++ = 'n';
      |           ~~~~~^~~~~

src/core/ext/transport/chttp2/transport/chttp2_transport.cc:2797:16: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
 2797 |           *p++ = '/';
      |           ~~~~~^~~~~

src/core/ext/transport/chttp2/transport/chttp2_transport.cc:2798:16: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
 2798 |           *p++ = 'g';
      |           ~~~~~^~~~~

src/core/ext/transport/chttp2/transport/chttp2_transport.cc:2799:16: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
 2799 |           *p++ = 'r';
      |           ~~~~~^~~~~

src/core/ext/transport/chttp2/transport/chttp2_transport.cc:2800:16: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
 2800 |           *p++ = 'p';
      |           ~~~~~^~~~~

src/core/ext/transport/chttp2/transport/chttp2_transport.cc:2801:16: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
 2801 |           *p++ = 'c';
      |           ~~~~~^~~~~

third_party/abseil-cpp/absl/functional/internal/any_invocable.h:224:7: warning: ‘<unnamed>.absl::lts_20250512::AnyInvocable<__attribute__((const)) bool(const grpc_core::ChannelArgs&)>::<unnamed>.absl::lts_20250512::internal_any_invocable::Impl<__attribute__((const)) bool(const grpc_core::ChannelArgs&)>::<unnamed>.absl::lts_20250512::internal_any_invocable::CoreImpl<false, bool, const grpc_core::ChannelArgs&>::state_’ may be used uninitialized [-Wmaybe-uninitialized]
  224 |   *to = *from;
      |   ~~~~^~~~~~~

src/core/load_balancing/priority/priority.cc:367:10: warning: ‘uint32_t grpc_core::{anonymous}::PriorityLb::GetChildPriorityLocked(const std::string&) const’ defined but not used [-Wunused-function]
  367 | uint32_t PriorityLb::GetChildPriorityLocked(
      |          ^~~~~~~~~~

src/core/resolver/dns/c_ares/grpc_ares_ev_driver_posix.cc:121:30: warning: ‘void ares_set_socket_functions(ares_channel_t*, const ares_socket_functions*, void*)’ is deprecated: Use ares_set_socket_functions_ex instead [-Wdeprecated-declarations]
  121 |     ares_set_socket_functions(channel, &kSockFuncs, this);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/resolver/dns/c_ares/grpc_ares_wrapper.cc:427:21: warning: ‘int ares_getsock(const ares_channel_t*, ares_socket_t*, int)’ is deprecated: Use ARES_OPT_EVENT_THREAD or ARES_OPT_SOCK_STATE_CB instead [-Wdeprecated-declarations]
  427 |         ares_getsock(ev_driver->channel, socks, ARES_GETSOCK_MAXNUM);
      |         ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/resolver/dns/c_ares/grpc_ares_wrapper.cc:764:50: warning: ‘int ares_parse_srv_reply(const unsigned char*, int, ares_srv_reply**)’ is deprecated: Use ares_dns_parse instead [-Wdeprecated-declarations]
  764 |     const int parse_status = ares_parse_srv_reply(abuf, alen, &reply);
      |                              ~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~

src/core/resolver/dns/c_ares/grpc_ares_wrapper.cc:775:29: warning: ‘void ares_gethostbyname(ares_channel_t*, const char*, int, ares_host_callback, void*)’ is deprecated: Use ares_getaddrinfo instead [-Wdeprecated-declarations]
  775 |           ares_gethostbyname(r->ev_driver->channel, hr->host, AF_INET6,
      |           ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  776 |                              on_hostbyname_done_locked, hr);
      |                              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/resolver/dns/c_ares/grpc_ares_wrapper.cc:780:27: warning: ‘void ares_gethostbyname(ares_channel_t*, const char*, int, ares_host_callback, void*)’ is deprecated: Use ares_getaddrinfo instead [-Wdeprecated-declarations]
  780 |         ares_gethostbyname(r->ev_driver->channel, hr->host, AF_INET,
      |         ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  781 |                            on_hostbyname_done_locked, hr);
      |                            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/resolver/dns/c_ares/grpc_ares_wrapper.cc:817:36: warning: ‘int ares_parse_txt_reply_ext(const unsigned char*, int, ares_txt_ext**)’ is deprecated: Use ares_dns_parse instead [-Wdeprecated-declarations]
  817 |   status = ares_parse_txt_reply_ext(buf, len, &reply);
      |            ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~

src/core/resolver/dns/c_ares/grpc_ares_wrapper.cc:891:31: warning: ‘int ares_set_servers_ports(ares_channel_t*, const ares_addr_port_node*)’ is deprecated: Use ares_set_servers_ports_csv instead [-Wdeprecated-declarations]
  891 |         ares_set_servers_ports(r->ev_driver->channel, &r->dns_server_addr);
      |         ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/resolver/dns/c_ares/grpc_ares_wrapper.cc:1094:23: warning: ‘void ares_gethostbyname(ares_channel_t*, const char*, int, ares_host_callback, void*)’ is deprecated: Use ares_getaddrinfo instead [-Wdeprecated-declarations]
 1094 |     ares_gethostbyname(r->ev_driver->channel, hr->host, AF_INET6,
      |     ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 1095 |                        on_hostbyname_done_locked, hr);
      |                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/resolver/dns/c_ares/grpc_ares_wrapper.cc:1100:21: warning: ‘void ares_gethostbyname(ares_channel_t*, const char*, int, ares_host_callback, void*)’ is deprecated: Use ares_getaddrinfo instead [-Wdeprecated-declarations]
 1100 |   ares_gethostbyname(r->ev_driver->channel, hr->host, AF_INET,
      |   ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 1101 |                      on_hostbyname_done_locked, hr);
      |                      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/resolver/dns/c_ares/grpc_ares_wrapper.cc:1140:13: warning: ‘void ares_query(ares_channel_t*, const char*, int, int, ares_callback, void*)’ is deprecated: Use ares_query_dnsrec instead [-Wdeprecated-declarations]
 1140 |   ares_query(r->ev_driver->channel, service_name.c_str(), ns_c_in, ns_t_srv,
      |   ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 1141 |              on_srv_query_done_locked, srv_query);
      |              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/resolver/dns/c_ares/grpc_ares_wrapper.cc:1179:14: warning: ‘void ares_search(ares_channel_t*, const char*, int, int, ares_callback, void*)’ is deprecated: Use ares_search_dnsrec instead [-Wdeprecated-declarations]
 1179 |   ares_search(r->ev_driver->channel, config_name.c_str(), ns_c_in, ns_t_txt,
      |   ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 1180 |               on_txt_done_locked, txt_query);
      |               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/python/grpcio/grpc/_cython/cygrpc.cpp:3000:14: warning: ignoring return value of ‘ssize_t write(int, const void*, size_t)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 3000 |         write(fd, "1", 1);
      |         ~~~~~^~~~~~~~~~~~

src/core/server/server.cc:1666:37: warning: ‘rm’ may be used uninitialized [-Wmaybe-uninitialized]
 1666 |   rm->RequestCallWithPossiblePublish(cq_idx, rc);
      |   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~

src/python/grpcio/grpc/_cython/cygrpc.cpp:180188:1: warning: ‘void __Pyx_PyAsyncGen_Fini()’ defined but not used [-Wunused-function]

./src/core/call/call_filters.h:1486:7: warning: ‘((grpc_core::filters_detail::OperationExecutor<std::unique_ptr<grpc_core::Message, grpc_core::Arena::PooledDeleter> >*)((char*)&<unnamed> + offsetof(grpc_core::If<bool, ._anon_785, ._anon_787>,grpc_core::If<bool, ._anon_785, ._anon_787>::<unnamed>) + 8))[1].grpc_core::filters_detail::OperationExecutor<std::unique_ptr<grpc_core::Message, grpc_core::Arena::PooledDeleter> >::promise_data_’ may be used uninitialized [-Wmaybe-uninitialized]
 1486 |   if (promise_data_ != nullptr) {
      |       ^~~~~~~~~~~~~

./src/core/call/call_filters.h:1487:9: warning: ‘((grpc_core::filters_detail::OperationExecutor<std::unique_ptr<grpc_core::Message, grpc_core::Arena::PooledDeleter> >*)((char*)&<unnamed> + offsetof(grpc_core::If<bool, ._anon_785, ._anon_787>,grpc_core::If<bool, ._anon_785, ._anon_787>::<unnamed>) + 8))[1].grpc_core::filters_detail::OperationExecutor<std::unique_ptr<grpc_core::Message, grpc_core::Arena::PooledDeleter> >::ops_’ may be used uninitialized [-Wmaybe-uninitialized]
 1487 |     if (ops_ != end_ops_) ops_->early_destroy(promise_data_);
      |         ^~~~

./src/core/call/call_filters.h:1487:17: warning: ‘((grpc_core::filters_detail::OperationExecutor<std::unique_ptr<grpc_core::Message, grpc_core::Arena::PooledDeleter> >*)((char*)&<unnamed> + offsetof(grpc_core::If<bool, ._anon_785, ._anon_787>,grpc_core::If<bool, ._anon_785, ._anon_787>::<unnamed>) + 8))[1].grpc_core::filters_detail::OperationExecutor<std::unique_ptr<grpc_core::Message, grpc_core::Arena::PooledDeleter> >::end_ops_’ may be used uninitialized [-Wmaybe-uninitialized]
 1487 |     if (ops_ != end_ops_) ops_->early_destroy(promise_data_);
      |                 ^~~~~~~~

src/python/grpcio/grpc/_cython/cygrpc.cpp:62564:3: warning: ‘__pyx_v_config_fetcher’ may be used uninitialized [-Wmaybe-uninitialized]

src/python/grpcio/grpc/_cython/cygrpc.cpp:26457:43: warning: ‘__pyx_v_c_completion_queue’ may be used uninitialized [-Wmaybe-uninitialized]

/nix/store/wqqb6mbnrnm380adc0ry5hdm449xix4f-gcc-15.3.0/include/c++/15.3.0/bits/stl_construct.h:133:7: warning: writing 1 byte into a region of size 0 [-Wstringop-overflow=]
  133 |       ::new(static_cast<void*>(__p)) _Tp(std::forward<_Args>(__args)...);
      |       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/tsi/ssl_transport_security.cc:1229:26: warning: ‘ENGINE* ENGINE_by_id(const char*)’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 1229 |     engine = ENGINE_by_id(engine_name);
      |              ~~~~~~~~~~~~^~~~~~~~~~~~~

src/core/tsi/ssl_transport_security.cc:1233:28: warning: ‘ENGINE* ENGINE_by_id(const char*)’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 1233 |       engine = ENGINE_by_id("dynamic");
      |                ~~~~~~~~~~~~^~~~~~~~~~~

src/core/tsi/ssl_transport_security.cc:1239:34: warning: ‘int ENGINE_ctrl_cmd_string(ENGINE*, const char*, const char*, int)’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 1239 |       if (!ENGINE_ctrl_cmd_string(engine, "ID", engine_name, 0) ||
      |            ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/tsi/ssl_transport_security.cc:1240:34: warning: ‘int ENGINE_ctrl_cmd_string(ENGINE*, const char*, const char*, int)’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 1240 |           !ENGINE_ctrl_cmd_string(engine, "DIR_LOAD", "2", 0) ||
      |            ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/tsi/ssl_transport_security.cc:1241:34: warning: ‘int ENGINE_ctrl_cmd_string(ENGINE*, const char*, const char*, int)’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 1241 |           !ENGINE_ctrl_cmd_string(engine, "DIR_ADD", ".", 0) ||
      |            ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/tsi/ssl_transport_security.cc:1242:34: warning: ‘int ENGINE_ctrl_cmd_string(ENGINE*, const char*, const char*, int)’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 1242 |           !ENGINE_ctrl_cmd_string(engine, "LIST_ADD", "1", 0) ||
      |            ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/tsi/ssl_transport_security.cc:1243:34: warning: ‘int ENGINE_ctrl_cmd_string(ENGINE*, const char*, const char*, int)’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 1243 |           !ENGINE_ctrl_cmd_string(engine, "LOAD", NULL, 0)) {
      |            ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

src/core/tsi/ssl_transport_security.cc:1249:28: warning: ‘int ENGINE_set_default(ENGINE*, unsigned int)’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 1249 |     if (!ENGINE_set_default(engine, ENGINE_METHOD_ALL)) {
      |          ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

src/core/tsi/ssl_transport_security.cc:1254:21: warning: ‘int ENGINE_init(ENGINE*)’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 1254 |     if (!ENGINE_init(engine)) {
      |          ~~~~~~~~~~~^~~~~~~~

src/core/tsi/ssl_transport_security.cc:1259:42: warning: ‘EVP_PKEY* ENGINE_load_private_key(ENGINE*, const char*, UI_METHOD*, void*)’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 1259 |     private_key = ENGINE_load_private_key(engine, key_id, 0, 0);
      |                   ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

src/core/tsi/ssl_transport_security.cc:1271:37: warning: ‘int ENGINE_free(ENGINE*)’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 1271 |   if (engine != nullptr) ENGINE_free(engine);
      |                          ~~~~~~~~~~~^~~~~~~~

src/core/tsi/ssl_transport_security.cc:2616:1: warning: ‘std::pair<tsi_result, std::optional<HandshakerNextArgs> > ssl_handshaker_next_async(tsi_ssl_handshaker*)’ defined but not used [-Wunused-function]
 2616 | ssl_handshaker_next_async(tsi_ssl_handshaker* self)
      | ^~~~~~~~~~~~~~~~~~~~~~~~~

third_party/upb/upb/hash/common.c:1066:16: warning: operand of ‘?:’ changes signedness from ‘intptr_t’ {aka ‘long int’} to ‘uintptr_t’ {aka ‘long unsigned int’} due to unsignedness of other operand [-Wsign-compare]
 1066 |              ? iter
      |                ^~~~

third_party/upb/upb/lex/strtod.c:26:12: warning: comparison of integer expressions of different signedness: ‘int’ and ‘size_t’ {aka ‘long unsigned int’} [-Wsign-compare]
   26 |   if (size < capacity) {
      |            ^

third_party/upb/upb/lex/strtod.c:30:3: warning: ‘__builtin___strncpy_chk’ output may be truncated copying between 3 and 8 bytes from a string of length 14 [-Wstringop-truncation]
   30 |   strncpy(data, temp + 1, size);
      |   ^

third_party/upb/upb/reflection/enum_value_def.c:53:21: warning: comparison of integer expressions of different signedness: ‘int’ and ‘size_t’ {aka ‘long unsigned int’} [-Wsign-compare]
   53 |   for (int i = 0; i < n; i++) {
      |                     ^

third_party/upb/upb/wire/decode.c:742:11: warning: ‘*(const char **)((char *)&sv + offsetof(upb_StringView, data))’ may be used uninitialized [-Wmaybe-uninitialized]
  742 |           upb_Decoder_AddMessageSetItem(d, msg, layout, type_id, sv.data,
      |           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  743 |                                         sv.size);
      |                                         ~~~~~~~~

third_party/upb/upb/wire/decode.c:742:11: warning: ‘*(size_t *)((char *)&sv + offsetof(upb_StringView, size))’ may be used uninitialized [-Wmaybe-uninitialized]
  742 |           upb_Decoder_AddMessageSetItem(d, msg, layout, type_id, sv.data,
      |           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  743 |                                         sv.size);
      |                                         ~~~~~~~~

/nix/store/cwn32dkv1iffrhh6sw1gk09nxb10dv17-glibc-2.42-67-dev/include/bits/string_fortified.h:29:10: warning: ‘*(const char **)((char *)&sv + offsetof(upb_StringView, data))’ may be used uninitialized [-Wmaybe-uninitialized]
   29 |   return __builtin___memcpy_chk (__dest, __src, __len,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   30 |                                  __glibc_objsize0 (__dest));
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~

/nix/store/cwn32dkv1iffrhh6sw1gk09nxb10dv17-glibc-2.42-67-dev/include/bits/string_fortified.h:29:10: warning: ‘*(size_t *)((char *)&sv + offsetof(upb_StringView, size))’ may be used uninitialized [-Wmaybe-uninitialized]
   29 |   return __builtin___memcpy_chk (__dest, __src, __len,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   30 |                                  __glibc_objsize0 (__dest));
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~

third_party/upb/upb/wire/decode.c:1040:8: warning: ‘sv.data’ may be used uninitialized [-Wmaybe-uninitialized]
 1040 |     if (sv.data != d->input.buffer_start) {
      |        ^

third_party/upb/upb/message/internal/message.h:217:22: warning: ‘sv.size’ may be used uninitialized [-Wmaybe-uninitialized]
  217 |   return UPB_PRIVATE(_upb_Message_AddUnknownSlowPath)(
      |                      ^