Bug #96076 item_geofunc_relchecks_bgwrap -Werror=maybe-uninitialized]
| Submitted: | 2 Jul 2019 12:53 | Modified: | 12 Jul 2019 18:30 |
|---|---|---|---|
| Reporter: | Tor Didriksen | Email Updates: | |
| Status: | Closed | Impact on me: | |
| Category: | MySQL Server: Compiling | Severity: | S3 (Non-critical) |
| Version: | 8.0.18 | OS: | Any |
| Assigned to: | CPU Architecture: | Any |
[12 Jul 2019 18:30]
Paul DuBois
Posted by developer: Fixed in 8.0.18. Code cleanup. No changelog entry required.
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Description: sql/item_geofunc_relchecks_bgwrap.cc: In static member function static int BG_wrap<Geom_types>::multipoint_disjoint_multi_geometry(const Multipoint&, const Geom_type&) [with Geom_type = Gis_multi_polygon; Geom_types = BG_models<boost::geometry::cs::cartesian>]: sql/item_geofunc_relchecks_bgwrap.cc:496:44: error: *((void*)& box +24) may be used uninitialized in this function [-Werror=maybe-uninitialized] rtree.qbegin(bgi::intersects(box)); ~~~~~~~~~~~~~~~^~~~~ How to repeat: Linux ellex07 4.18.0-32.el8.aarch64 #1 SMP Thu Mar 28 15:54:26 PDT 2019 aarch64 aarch64 aarch64 GNU/Linux $cat /etc/os-release NAME="Oracle Linux Server" VERSION="8.0" ID="ol" VARIANT="Server" VARIANT_ID="server" VERSION_ID="8.0" PLATFORM_ID="platform:el8" PRETTY_NAME="Oracle Linux Server 8.0" cmake <path to source> -DMYSQL_MAINTAINER_MODE=1 make mysqld Suggested fix: Silence warning, as compiler bug?? (not seen anywhere else)