Details
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Bug
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Status: Open (View Workflow)
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Major
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Resolution: Unresolved
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10.6, 10.11, 11.4, 11.8, 12.1, 12.2
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Can result in hang or crash
Description
INSTALL SONAME 'ha_mroonga'; |
SET GLOBAL mroonga_default_tokenizer=NULL; |
Leads to:
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CS 12.2.0 8d08350dd3cac91df23a7dfbde23c276d7c7cd2b (Debug, Clang 21.1.3-20250923) Build 16/10/2025 |
Core was generated by `/test/MD161025-mariadb-12.2.0-linux-x86_64-dbg/bin/mariadbd --no-defaults --max'.
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Program terminated with signal SIGSEGV, Segmentation fault.
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Download failed: Invalid argument. Continuing without source file ./string/../sysdeps/x86_64/multiarch/strcmp-evex.S.
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#0 __strcmp_evex () at ../sysdeps/x86_64/multiarch/strcmp-evex.S:318
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[Current thread is 1 (LWP 246614)]
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(gdb) bt
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#0 __strcmp_evex () at ../sysdeps/x86_64/multiarch/strcmp-evex.S:318
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#1 0x00007d7a289764d9 in mrn_default_tokenizer_update (thd=0x7d7944000d58, var=0x7d7a28e1a530 <mysql_sysvar_default_tokenizer>, var_ptr=0x7d7a28fe41f8 <mrn_default_tokenizer>, save=0x7d794401a050)at /test/12.2_dbg/storage/mroonga/ha_mroonga.cpp:938
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#2 0x00005eedc2e21941 in sys_var_pluginvar::global_update (this=0x7d7944038810, thd=0x7d7944000d58, var=0x7d794401a030)at /test/12.2_dbg/sql/sql_plugin.cc:3702
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#3 0x00005eedc2bfcc43 in sys_var::update (this=0x7d7944038810, thd=0x7d7944000d58, var=0x7d794401a030)at /test/12.2_dbg/sql/set_var.cc:211
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#4 0x00005eedc2bfec50 in set_var::update (this=0x7d794401a030, thd=0x7d7944000d58) at /test/12.2_dbg/sql/set_var.cc:869
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#5 0x00005eedc2bfe83e in sql_set_variables (thd=0x7d7944000d58, var_list=0x7d7944006160, free=true) at /test/12.2_dbg/sql/set_var.cc:750
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#6 0x00005eedc2def4e4 in mysql_execute_command (thd=0x7d7944000d58, is_called_from_prepared_stmt=false) at /test/12.2_dbg/sql/sql_parse.cc:4857
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#7 0x00005eedc2de4818 in mysql_parse (thd=0x7d7944000d58, rawbuf=0x7d7944019ea0 "SET GLOBAL mroonga_default_tokenizer=NULL", length=41, parser_state=0x7d7a64fb2a00)at /test/12.2_dbg/sql/sql_parse.cc:7886
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#8 0x00005eedc2de1ff9 in dispatch_command (command=COM_QUERY, thd=0x7d7944000d58, packet=0x7d794400b219 "SET GLOBAL mroonga_default_tokenizer=NULL", packet_length=41, blocking=true) at /test/12.2_dbg/sql/sql_parse.cc:1878
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#9 0x00005eedc2de529a in do_command (thd=0x7d7944000d58, blocking=true)at /test/12.2_dbg/sql/sql_parse.cc:1417
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#10 0x00005eedc2fd7f2e in do_handle_one_connection (connect=0x5eedc54fb9a8, put_in_cache=true) at /test/12.2_dbg/sql/sql_connect.cc:1503
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#11 0x00005eedc2fd7d11 in handle_one_connection (arg=0x5eedc54575b8)at /test/12.2_dbg/sql/sql_connect.cc:1415
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#12 0x00007d7a7269ca94 in start_thread (arg=<optimized out>)at ./nptl/pthread_create.c:447
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#13 0x00007d7a72729c3c in clone3 ()at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:78
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Bug Detection Matrix |
Rel o/d Build Commit UniqueID observed
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CS 10.6 dbg 161025 8258b2fd56e6c7fad64d3877ca01049778f1a541 SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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CS 10.6 opt 161025 8258b2fd56e6c7fad64d3877ca01049778f1a541 SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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CS 10.11 dbg 161025 1ac22707205c433a42e60e7340299e9bbf988157 SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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CS 10.11 opt 161025 1ac22707205c433a42e60e7340299e9bbf988157 SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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CS 11.4 dbg 161025 b2c1ba820b6cda723c58f2ba01ccf2e379b7f313 SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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CS 11.4 opt 161025 b2c1ba820b6cda723c58f2ba01ccf2e379b7f313 SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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CS 11.8 dbg 161025 29d8f65470394f740fa548e4a4a822273d7362e8 SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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CS 11.8 opt 161025 29d8f65470394f740fa548e4a4a822273d7362e8 SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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CS 12.1 dbg 161025 d29fb34b8390accaa7700c3a87911180f3fa3dff SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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CS 12.1 opt 161025 d29fb34b8390accaa7700c3a87911180f3fa3dff SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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CS 12.2 dbg 161025 8d08350dd3cac91df23a7dfbde23c276d7c7cd2b SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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CS 12.2 opt 161025 8d08350dd3cac91df23a7dfbde23c276d7c7cd2b SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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ES 10.6 dbg 161025 7fb6f2133cd2a150fb551bb517a3bb6588d79ad6 SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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ES 10.6 opt 161025 7fb6f2133cd2a150fb551bb517a3bb6588d79ad6 SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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ES 11.4 dbg 161025 bfe2cfd839dacf10f700bb320c09527945d1d6e2 SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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ES 11.4 opt 161025 bfe2cfd839dacf10f700bb320c09527945d1d6e2 SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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ES 11.8 dbg 161025 08dc6f5144533a3c8747c5d67d363258b4e2ed20 SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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ES 11.8 opt 161025 08dc6f5144533a3c8747c5d67d363258b4e2ed20 SIGSEGV|__strcmp_evex|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update
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CS 12.2.0 8d08350dd3cac91df23a7dfbde23c276d7c7cd2b (Debug, UBASAN, Clang 21.1.3-20250923) Build 16/10/2025 |
/test/12.2_dbg_san/storage/mroonga/ha_mroonga.cpp:938:30: runtime error: null pointer passed as argument 2, which is declared to never be null
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/usr/include/string.h:157:33: note: nonnull attribute specified here
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#0 0x78ea5448c9e9 in mrn_default_tokenizer_update(THD*, st_mysql_sys_var*, void*, void const*) /test/12.2_dbg_san/storage/mroonga/ha_mroonga.cpp:938:7
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#1 0x6369868d7ddd in sys_var_pluginvar::global_update(THD*, set_var*) /test/12.2_dbg_san/sql/sql_plugin.cc:3702:3
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#2 0x636986116d27 in sys_var::update(THD*, set_var*) /test/12.2_dbg_san/sql/set_var.cc:211:12
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#3 0x63698611cc01 in set_var::update(THD*) /test/12.2_dbg_san/sql/set_var.cc:869:23
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#4 0x63698611b7d3 in sql_set_variables(THD*, List<set_var_base>*, bool) /test/12.2_dbg_san/sql/set_var.cc:750:20
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#5 0x6369867ffd43 in mysql_execute_command(THD*, bool) /test/12.2_dbg_san/sql/sql_parse.cc:4857:9
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#6 0x6369867df1a8 in mysql_parse(THD*, char*, unsigned int, Parser_state*) /test/12.2_dbg_san/sql/sql_parse.cc:7886:18
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#7 0x6369867d8963 in dispatch_command(enum_server_command, THD*, char*, unsigned int, bool) /test/12.2_dbg_san/sql/sql_parse.cc:1878:7
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#8 0x6369867e15da in do_command(THD*, bool) /test/12.2_dbg_san/sql/sql_parse.cc:1417:17
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#9 0x636986feb9ec in do_handle_one_connection(CONNECT*, bool) /test/12.2_dbg_san/sql/sql_connect.cc:1503:11
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#10 0x636986feb4f5 in handle_one_connection /test/12.2_dbg_san/sql/sql_connect.cc:1415:5
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#11 0x636985748e2a in asan_thread_start(void*) crtstuff.c
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#12 0x7ceb4709ca93 in start_thread nptl/pthread_create.c:447:8
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#13 0x7ceb47129c3b in clone3 misc/../sysdeps/unix/sysv/linux/x86_64/clone3.S:78
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SUMMARY: UndefinedBehaviorSanitizer: invalid-null-argument /test/12.2_dbg_san/storage/mroonga/ha_mroonga.cpp:938:30
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An on UB+ASAN builds to an UBSAN invalid-null-argument:
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SAN Bug Detection Matrix |
Rel o/d Build Commit UniqueID observed
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CS 10.6 dbg 161025 8258b2fd56e6c7fad64d3877ca01049778f1a541 UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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CS 10.6 opt 161025 8258b2fd56e6c7fad64d3877ca01049778f1a541 UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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CS 10.11 dbg 161025 1ac22707205c433a42e60e7340299e9bbf988157 UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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CS 10.11 opt 161025 1ac22707205c433a42e60e7340299e9bbf988157 UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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CS 11.4 dbg 161025 b2c1ba820b6cda723c58f2ba01ccf2e379b7f313 UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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CS 11.4 opt 161025 b2c1ba820b6cda723c58f2ba01ccf2e379b7f313 UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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CS 11.8 dbg 161025 29d8f65470394f740fa548e4a4a822273d7362e8 UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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CS 11.8 opt 161025 29d8f65470394f740fa548e4a4a822273d7362e8 UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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CS 12.1 dbg 161025 d29fb34b8390accaa7700c3a87911180f3fa3dff UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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CS 12.1 opt 161025 d29fb34b8390accaa7700c3a87911180f3fa3dff UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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CS 12.2 dbg 161025 8d08350dd3cac91df23a7dfbde23c276d7c7cd2b UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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CS 12.2 opt 161025 8d08350dd3cac91df23a7dfbde23c276d7c7cd2b UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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ES 10.6 dbg 161025 7fb6f2133cd2a150fb551bb517a3bb6588d79ad6 UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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ES 10.6 opt 161025 7fb6f2133cd2a150fb551bb517a3bb6588d79ad6 UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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ES 11.4 dbg 161025 bfe2cfd839dacf10f700bb320c09527945d1d6e2 UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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ES 11.4 opt 161025 bfe2cfd839dacf10f700bb320c09527945d1d6e2 UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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ES 11.8 dbg 161025 08dc6f5144533a3c8747c5d67d363258b4e2ed20 UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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ES 11.8 opt 161025 08dc6f5144533a3c8747c5d67d363258b4e2ed20 UBSAN|null pointer passed as argument 2, which is declared to never be null|storage/mroonga/ha_mroonga.cpp|mrn_default_tokenizer_update|sys_var_pluginvar::global_update|sys_var::update|set_var::update
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Setup:
Compiled with a recent version of Clang and LLVM. Ubuntu instructions for Clang/LLVM 18:
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# Note: It is strongly recommended to uninstall all old Clang & LLVM packages (ref dpkg --list | grep -iE 'clang|llvm' and use apt purge and dpkg --purge to remove the packages), before installing Clang/LLVM 18
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sudo apt install clang llvm-18 llvm-18-linker-tools llvm-18-runtime llvm-18-tools llvm-18-dev libstdc++-14-dev llvm-dev lld-18
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Compiled with: "-DCMAKE_C_COMPILER=/usr/bin/clang -DCMAKE_CXX_COMPILER=/usr/bin/clang++ -DCMAKE_C{,XX}_FLAGS='-march=native -mtune=native'" and:
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-DWITH_ASAN=ON -DWITH_ASAN_SCOPE=ON -DWITH_UBSAN=ON -DWSREP_LIB_WITH_ASAN=ON
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Set before execution:
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export UBSAN_OPTIONS=print_stacktrace=1:report_error_type=1 # And you may also want to supress UBSAN startup issues using 'suppressions=UBSAN.filter' in UBSAN_OPTIONS. For an example of UBSAN.filter, which includes current startup issues see: https://github.com/mariadb-corporation/mariadb-qa/blob/master/UBSAN.filter
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Testcase is MTR and CLI compatible.