[R] AWS SDK fails to build on one of CRAN's M1 builders

[jonkeane]

Describe the bug, including details regarding any error messages, version, and platform.

I get a two-week email from CRAN

[ 77%] Building CXX object aws-cpp-sdk-core/CMakeFiles/aws-cpp-sdk-core.dir/source/utils/json/JsonSerializer.cpp.o

-- stderr output is:
make[4]: warning: jobserver unavailable: using -j1.  Add `+' to parent make rule.
�[1m/var/folders/pk/n4bndnt1287ctrd_ftthnnnr0000gp/T/Rtmp6EMNas/working_dir/RtmpCm6S3O/file1379e2ea5ce6f/awssdk_ep-prefix/src/awssdk_ep/aws-cpp-sdk-core/source/net/linux-shared/SimpleUDP.cpp:241:20: �[0m�[0;1;31merror: �[0m�[1mimplicit conversion loses integer precision: 'ssize_t' (aka 'long') to 'int' [-Werror,-Wshorten-64-to-32]�[0m
  241 |             return send(GetUnderlyingSocket(), data, dataLen, 0);�[0m
      | �[0;1;32m            ~~~~~~ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
�[0m�[1m/var/folders/pk/n4bndnt1287ctrd_ftthnnnr0000gp/T/Rtmp6EMNas/working_dir/RtmpCm6S3O/file1379e2ea5ce6f/awssdk_ep-prefix/src/awssdk_ep/aws-cpp-sdk-core/source/net/linux-shared/SimpleUDP.cpp:248:24: �[0m�[0;1;31merror: �[0m�[1mimplicit conversion loses integer precision: 'ssize_t' (aka 'long') to 'int' [-Werror,-Wshorten-64-to-32]�[0m
  248 |                 return send(GetUnderlyingSocket(), data, dataLen, 0);�[0m
      | �[0;1;32m                ~~~~~~ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
�[0m�[1m/var/folders/pk/n4bndnt1287ctrd_ftthnnnr0000gp/T/Rtmp6EMNas/working_dir/RtmpCm6S3O/file1379e2ea5ce6f/awssdk_ep-prefix/src/awssdk_ep/aws-cpp-sdk-core/source/net/linux-shared/SimpleUDP.cpp:252:24: �[0m�[0;1;31merror: �[0m�[1mimplicit conversion loses integer precision: 'ssize_t' (aka 'long') to 'int' [-Werror,-Wshorten-64-to-32]�[0m
  252 |                 return sendto(GetUnderlyingSocket(), data, dataLen, 0, address, static_cast<socklen_t>(addressLength));�[0m
      | �[0;1;32m                ~~~~~~ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
�[0m�[1m/var/folders/pk/n4bndnt1287ctrd_ftthnnnr0000gp/T/Rtmp6EMNas/working_dir/RtmpCm6S3O/file1379e2ea5ce6f/awssdk_ep-prefix/src/awssdk_ep/aws-cpp-sdk-core/source/net/linux-shared/SimpleUDP.cpp:260:24: �[0m�[0;1;31merror: �[0m�[1mimplicit conversion loses integer precision: 'ssize_t' (aka 'long') to 'int' [-Werror,-Wshorten-64-to-32]�[0m
  260 |                 return send(GetUnderlyingSocket(), data, dataLen, 0);�[0m
      | �[0;1;32m                ~~~~~~ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
�[0m�[1m/var/folders/pk/n4bndnt1287ctrd_ftthnnnr0000gp/T/Rtmp6EMNas/working_dir/RtmpCm6S3O/file1379e2ea5ce6f/awssdk_ep-prefix/src/awssdk_ep/aws-cpp-sdk-core/source/net/linux-shared/SimpleUDP.cpp:265:24: �[0m�[0;1;31merror: �[0m�[1mimplicit conversion loses integer precision: 'ssize_t' (aka 'long') to 'int' [-Werror,-Wshorten-64-to-32]�[0m
  265 |                 return sendto(GetUnderlyingSocket(), data, dataLen, 0, reinterpret_cast<sockaddr*>(&addrinfo), sizeof(sockaddr_in6));�[0m
      | �[0;1;32m                ~~~~~~ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
�[0m�[1m/var/folders/pk/n4bndnt1287ctrd_ftthnnnr0000gp/T/Rtmp6EMNas/working_dir/RtmpCm6S3O/file1379e2ea5ce6f/awssdk_ep-prefix/src/awssdk_ep/aws-cpp-sdk-core/source/net/linux-shared/SimpleUDP.cpp:270:24: �[0m�[0;1;31merror: �[0m�[1mimplicit conversion loses integer precision: 'ssize_t' (aka 'long') to 'int' [-Werror,-Wshorten-64-to-32]�[0m
  270 |                 return sendto(GetUnderlyingSocket(), data, dataLen, 0, reinterpret_cast<sockaddr*>(&addrinfo), sizeof(sockaddr_in));�[0m
      | �[0;1;32m                ~~~~~~ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
�[0m�[1m/var/folders/pk/n4bndnt1287ctrd_ftthnnnr0000gp/T/Rtmp6EMNas/working_dir/RtmpCm6S3O/file1379e2ea5ce6f/awssdk_ep-prefix/src/awssdk_ep/aws-cpp-sdk-core/source/net/linux-shared/SimpleUDP.cpp:276:20: �[0m�[0;1;31merror: �[0m�[1mimplicit conversion loses integer precision: 'ssize_t' (aka 'long') to 'int' [-Werror,-Wshorten-64-to-32]�[0m
  276 |             return recv(GetUnderlyingSocket(), buffer, static_cast<int>(bufferLen), 0);�[0m
      | �[0;1;32m            ~~~~~~ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
�[0m�[1m/var/folders/pk/n4bndnt1287ctrd_ftthnnnr0000gp/T/Rtmp6EMNas/working_dir/RtmpCm6S3O/file1379e2ea5ce6f/awssdk_ep-prefix/src/awssdk_ep/aws-cpp-sdk-core/source/net/linux-shared/SimpleUDP.cpp:282:20: �[0m�[0;1;31merror: �[0m�[1mimplicit conversion loses integer precision: 'ssize_t' (aka 'long') to 'int' [-Werror,-Wshorten-64-to-32]�[0m
  282 |             return recvfrom(GetUnderlyingSocket(), buffer, static_cast<int>(bufferLen), 0, address, reinterpret_cast<socklen_t*>(addressLength));�[0m
      | �[0;1;32m            ~~~~~~ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
�[0m8 errors generated.
make[6]: *** [aws-cpp-sdk-core/CMakeFiles/aws-cpp-sdk-core.dir/source/net/linux-shared/SimpleUDP.cpp.o] Error 1
make[6]: Target `aws-cpp-sdk-core/CMakeFiles/aws-cpp-sdk-core.dir/build' not remade because of errors.
make[5]: *** [aws-cpp-sdk-core/CMakeFiles/aws-cpp-sdk-core.dir/all] Error 2
make[5]: Target `all' not remade because of errors.
make[4]: *** [all] Error 2

This is new, since we only started building S3 with this release (#42210)

See: https://www.stats.ox.ac.uk/pub/bdr/M1mac/arrow.log

Component(s)

R

[assignUser]

They must have started adding -Werror to the non R CXXFLAGS on those machines?

[jonkeane]

They have for a long time, but we weren't building the AWS SDK before this.

[jonkeane]

Issue resolved by pull request 43736
#43736