[ https://issues.apache.org/jira/browse/ARROW-7037?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
ASF GitHub Bot updated ARROW-7037: ---------------------------------- Labels: pull-request-available (was: ) > [C++ ] Compile error on the combination of protobuf >= 3.9 and clang > -------------------------------------------------------------------- > > Key: ARROW-7037 > URL: https://issues.apache.org/jira/browse/ARROW-7037 > Project: Apache Arrow > Issue Type: Task > Components: C++ > Reporter: Kenta Murata > Assignee: Kenta Murata > Priority: Major > Labels: pull-request-available > > I encountered the following compile error on the combination of protobuf > 3.10.0 and clang (Xcode 11). > {noformat} > [13/26] Building CXX object > c++/src/CMakeFiles/orc.dir/wrap/orc-proto-wrapper.cc.o > FAILED: c++/src/CMakeFiles/orc.dir/wrap/orc-proto-wrapper.cc.o > /Applications/Xcode_11.1.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/c++ > -Ic++/include > -I/Users/mrkn/src/github.com/apache/arrow/cpp/build.debug/orc_ep-prefix/src/orc_ep/c++/include > > -I/Users/mrkn/src/github.com/apache/arrow/cpp/build.debug/orc_ep-prefix/src/orc_ep/c++/src > -Ic++/src -isystem c++/libs/thirdparty/zlib_ep-install/include -isystem > c++/libs/thirdparty/lz4_ep-install/include -Qunused-arguments > -fcolor-diagnostics -ggdb -O0 -g -fPIC -Wno-zero-as-null-pointer-constant > -Wno-inconsistent-missing-destructor-override -Wno-error=undef -std=c++11 > -Weverything -Wno-c++98-compat -Wno-missing-prototypes > -Wno-c++98-compat-pedantic -Wno-padded -Wno-covered-switch-default > -Wno-missing-noreturn -Wno-unknown-pragmas > -Wno-gnu-zero-variadic-macro-arguments -Wconversion -Wno-c++2a-compat -Werror > -std=c++11 -Weverything -Wno-c++98-compat -Wno-missing-prototypes > -Wno-c++98-compat-pedantic -Wno-padded -Wno-covered-switch-default > -Wno-missing-noreturn -Wno-unknown-pragmas > -Wno-gnu-zero-variadic-macro-arguments -Wconversion -Wno-c++2a-compat -Werror > -O0 -g -MD -MT c++/src/CMakeFiles/orc.dir/wrap/orc-proto-wrapper.cc.o -MF > c++/src/CMakeFiles/orc.dir/wrap/orc-proto-wrapper.cc.o.d -o > c++/src/CMakeFiles/orc.dir/wrap/orc-proto-wrapper.cc.o -c > /Users/mrkn/src/github.com/apache/arrow/cpp/build.debug/orc_ep-prefix/src/orc_ep/c++/src/wrap/orc-proto-wrapper.cc > In file included from > /Users/mrkn/src/github.com/apache/arrow/cpp/build.debug/orc_ep-prefix/src/orc_ep/c++/src/wrap/orc-proto-wrapper.cc:44: > c++/src/orc_proto.pb.cc:959:145: error: possible misuse of comma operator > here [-Werror,-Wcomma] > static bool dynamic_init_dummy_orc_5fproto_2eproto = ( > ::PROTOBUF_NAMESPACE_ID::internal::AddDescriptors(&descriptor_table_orc_5fproto_2eproto), > true); > > ^ > c++/src/orc_proto.pb.cc:959:57: note: cast expression to void to silence > warning > static bool dynamic_init_dummy_orc_5fproto_2eproto = ( > ::PROTOBUF_NAMESPACE_ID::internal::AddDescriptors(&descriptor_table_orc_5fproto_2eproto), > true); > > ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > static_cast<void>( > ) > 1 error generated. > {noformat} > This may be due to a bug of protobuf filed as > https://github.com/protocolbuffers/protobuf/issues/6619. -- This message was sent by Atlassian Jira (v8.3.4#803005)