Dan Hecht has posted comments on this change. Change subject: Add a build flag for the undefined behavior sanitizer, aka "ubsan". ......................................................................
Patch Set 4: (1 comment) http://gerrit.cloudera.org:8080/#/c/5082/4/be/src/exec/exec-node.cc File be/src/exec/exec-node.cc: Line 434: if (mem_tracker_ != nullptr) { > Yes. I don't rebember the backtrace anymore, but I do remember that UBSAN c I see. Yeah, looks like for TExecNodePhase::PREPARE, we'll call before initializing mem_tracker_. -- To view, visit http://gerrit.cloudera.org:8080/5082 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-MessageType: comment Gerrit-Change-Id: I88c7234bd7c5eb7404490a0913d90470c10835e7 Gerrit-PatchSet: 4 Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-Owner: Jim Apple <jbapple-imp...@apache.org> Gerrit-Reviewer: Dan Hecht <dhe...@cloudera.com> Gerrit-Reviewer: Jim Apple <jbapple-imp...@apache.org> Gerrit-Reviewer: Marcel Kornacker <mar...@cloudera.com> Gerrit-Reviewer: Tim Armstrong <tarmstr...@cloudera.com> Gerrit-HasComments: Yes