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[Laurynas Biveinis <laurynas.biveinis@xxxxxxxxx>]

Public bug reported:

Copy of http://bugs.mysql.com/bug.php?id=80014:

AddressSanitizer build with LeakSanitizer enabled will fail at
gen_lex_hash invocation:

[ 16%] Generating lex_hash.h

=================================================================
==22469==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 13100 byte(s) in 1 object(s) allocated from:
    #0 0x7f673682f8ca in realloc (/usr/lib/x86_64-linux-gnu/libasan.so.2+0x988ca)
    #1 0x4018b1 in add_struct_to_map(hash_lex_struct*) /mnt/workspace/percona-server-5.5-asan-param/BUILD_TYPE/release-asan/Host/ubuntu-xenial-64bit/sql/gen_lex_hash.cc:239
    #2 0x401afb in add_structs_to_map(hash_lex_struct*, int) /mnt/workspace/percona-server-5.5-asan-param/BUILD_TYPE/release-asan/Host/ubuntu-xenial-64bit/sql/gen_lex_hash.cc:261
    #3 0x401b6d in add_structs_to_map(hash_lex_struct*, int) /mnt/workspace/percona-server-5.5-asan-param/BUILD_TYPE/release-asan/Host/ubuntu-xenial-64bit/sql/gen_lex_hash.cc:265
    #4 0x401b6d in add_structs_to_map(hash_lex_struct*, int) /mnt/workspace/percona-server-5.5-asan-param/BUILD_TYPE/release-asan/Host/ubuntu-xenial-64bit/sql/gen_lex_hash.cc:265
    #5 0x401b6d in add_structs_to_map(hash_lex_struct*, int) /mnt/workspace/percona-server-5.5-asan-param/BUILD_TYPE/release-asan/Host/ubuntu-xenial-64bit/sql/gen_lex_hash.cc:265
    #6 0x401b6d in add_structs_to_map(hash_lex_struct*, int) /mnt/workspace/percona-server-5.5-asan-param/BUILD_TYPE/release-asan/Host/ubuntu-xenial-64bit/sql/gen_lex_hash.cc:265
    #7 0x401b6d in add_structs_to_map(hash_lex_struct*, int) /mnt/workspace/percona-server-5.5-asan-param/BUILD_TYPE/release-asan/Host/ubuntu-xenial-64bit/sql/gen_lex_hash.cc:265
    #8 0x401b6d in add_structs_to_map(hash_lex_struct*, int) /mnt/workspace/percona-server-5.5-asan-param/BUILD_TYPE/release-asan/Host/ubuntu-xenial-64bit/sql/gen_lex_hash.cc:265
    #9 0x401f00 in print_find_structs() /mnt/workspace/percona-server-5.5-asan-param/BUILD_TYPE/release-asan/Host/ubuntu-xenial-64bit/sql/gen_lex_hash.cc:310
    #10 0x400c82 in main /mnt/workspace/percona-server-5.5-asan-param/BUILD_TYPE/release-asan/Host/ubuntu-xenial-64bit/sql/gen_lex_hash.cc:395
    #11 0x7f67363ee82f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2082f)

SUMMARY: AddressSanitizer: 13100 byte(s) leaked in 1 allocation(s).
sql/CMakeFiles/GenServerSource.dir/build.make:70: recipe for target 'sql/lex_hash.h' failed
make[2]: *** [sql/lex_hash.h] Error 23
make[2]: *** Deleting file 'sql/lex_hash.h'

** Affects: mysql-server
     Importance: Unknown
         Status: Unknown

** Affects: percona-server
     Importance: Medium
     Assignee: Laurynas Biveinis (laurynas-biveinis)
         Status: Triaged

** Affects: percona-server/5.5
     Importance: Medium
     Assignee: Laurynas Biveinis (laurynas-biveinis)
         Status: In Progress

** Affects: percona-server/5.6
     Importance: Medium
     Assignee: Laurynas Biveinis (laurynas-biveinis)
         Status: Triaged

** Affects: percona-server/5.7
     Importance: Medium
     Assignee: Laurynas Biveinis (laurynas-biveinis)
         Status: Triaged


** Tags: asan ci upstream

** Also affects: percona-server/5.6
   Importance: Undecided
       Status: New

** Also affects: percona-server/5.5
   Importance: Undecided
       Status: New

** Also affects: percona-server/5.7
   Importance: Undecided
       Status: New

** Changed in: percona-server/5.5
     Assignee: (unassigned) => Laurynas Biveinis (laurynas-biveinis)

** Changed in: percona-server/5.6
     Assignee: (unassigned) => Laurynas Biveinis (laurynas-biveinis)

** Changed in: percona-server/5.7
     Assignee: (unassigned) => Laurynas Biveinis (laurynas-biveinis)

** Tags added: asan ci

** Tags added: upstream

** Bug watch added: MySQL Bug System #80014
   http://bugs.mysql.com/bug.php?id=80014

** Also affects: mysql-server via
   http://bugs.mysql.com/bug.php?id=80014
   Importance: Unknown
       Status: Unknown

** Changed in: percona-server/5.5
   Importance: Undecided => Medium

** Changed in: percona-server/5.6
   Importance: Undecided => Medium

** Changed in: percona-server/5.7
   Importance: Undecided => Medium

** Changed in: percona-server/5.5
       Status: New => In Progress

** Changed in: percona-server/5.6
       Status: New => Triaged

** Changed in: percona-server/5.7
       Status: New => Triaged

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https://bugs.launchpad.net/bugs/1580993

Title:
  LeakSanitizer fails build at gen_lex_hash invocation

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