[PostGIS] #5951: server process was terminated by signal 11: Segmentation fault, postgis topology

[PostGIS]

#5951: server process was terminated by signal 11: Segmentation fault, postgis
topology
--------------------------------+---------------------------
  Reporter:  Lars Aksel Opsahl  |      Owner:  strk
      Type:  defect             |     Status:  assigned
  Priority:  blocker            |  Milestone:  PostGIS 3.6.0
 Component:  topology           |    Version:  master
Resolution:                     |   Keywords:
--------------------------------+---------------------------
Comment (by Lars Aksel Opsahl):

 I added file test_02.sql with a complete test that causes Segmentation
 fault for

 {{{
 PostgreSQL 16.4 (Ubuntu 16.4-1.pgdg22.04+1) on x86_64-pc-linux-gnu,
 compiled by gcc (Ubuntu 11.4.0-1ubuntu1~22.04) 11.4.0, 64-bit

 POSTGIS="3.6.0beta1 3.6.0beta1-4-g1458a794d" [EXTENSION] PGSQL="160"
 GEOS="3.13.1-CAPI-1.19.2" PROJ="9.3.0 NETWORK_ENABLED=OFF
 URL_ENDPOINT=https://cdn.proj.org USER_WRITABLE_DIRECTORY=/tmp/proj
 DATABASE_PATH=/usr/local/share/proj/proj.db" (compiled against PROJ 9.3.0)
 LIBXML="2.9.13" LIBJSON="0.15" LIBPROTOBUF="1.3.3" WAGYU="0.5.0
 (Internal)" TOPOLOGY

 }}}

 AND

 {{{

 PostgreSQL 16.4 (Ubuntu 16.4-1.pgdg20.04+1) on x86_64-pc-linux-gnu,
 compiled by gcc (Ubuntu 9.4.0-1ubuntu1~20.04.2) 9.4.0, 64-bit

 POSTGIS="3.6.0dev 3.5.0-344-g2917c93eb" [EXTENSION] PGSQL="160"
 GEOS="3.13.0-CAPI-1.19.0" PROJ="8.2.1 NETWORK_ENABLED=OFF
 URL_ENDPOINT=https://cdn.proj.org
 USER_WRITABLE_DIRECTORY=/var/lib/postgresql/.local/share/proj
 DATABASE_PATH=/usr/share/proj/proj.db" (compiled against PROJ 8.2.1)
 LIBXML="2.9.13" LIBJSON="0.15" LIBPROTOBUF="1.3.3" WAGYU="0.5.0
 (Internal)" (core procs from "3.6.0dev 3.5.0-228-g2c8f40113" need upgrade)
 TOPOLOGY (topology procs from "3.6.0dev 3.5.0-228-g2c8f40113" need
 upgrade)

 }}}


 BUT NO Segmentation fault FOR THIS ONE


 {{{
 PostgreSQL 16.6 (Homebrew) on aarch64-apple-darwin23.6.0, compiled by
 Apple clang version 16.0.0 (clang-1600.0.26.4), 64-bit

 POSTGIS="3.5.0dev 3.4.0rc1-1310-g8349e1670" [EXTENSION] PGSQL="160"
 GEOS="3.13.0-CAPI-1.19.0" PROJ="9.5.1 NETWORK_ENABLED=OFF
 URL_ENDPOINT=https://cdn.proj.org
 USER_WRITABLE_DIRECTORY=/Users/lop/Library/Application Support/proj
 DATABASE_PATH=/opt/homebrew/Cellar/proj/9.5.1/share/proj/proj.db"
 (compiled against PROJ 9.13.0) LIBXML="2.13.0" LIBJSON="0.18" TOPOLOGY
 (1 row)


 }}}
-- 
Ticket URL: <https://trac.osgeo.org/postgis/ticket/5951#comment:9>
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