diff options
| author | Tom de Vries <tdevries@suse.de> | 2022-07-14 08:19:00 +0200 |
|---|---|---|
| committer | Tom de Vries <tdevries@suse.de> | 2022-07-14 08:19:00 +0200 |
| commit | 14dd1080c6127e7ad7566598860a885aa244ff8d (patch) | |
| tree | 778335a294f58877774d8c79af14605cab7763d2 /gdb/build-id.c | |
| parent | b35bd7d552f80518ad90e81f592b73ee2ef736d7 (diff) | |
| download | gdb-14dd1080c6127e7ad7566598860a885aa244ff8d.zip gdb-14dd1080c6127e7ad7566598860a885aa244ff8d.tar.gz gdb-14dd1080c6127e7ad7566598860a885aa244ff8d.tar.bz2 | |
[gdb/symtab] Make per_cu->m_lang atomic
When building gdb with -fsanitize=thread and running test-case
gdb.dwarf2/inlined_subroutine-inheritance.exp, we run into a data race
between:
...
Read of size 1 at 0x7b2000003010 by thread T4:
#0 packed<language, 1ul>::operator language() const packed.h:54
#1 dwarf2_per_cu_data::set_lang(language) read.h:363
...
and:
...
Previous write of size 1 at 0x7b2000003010 by main thread:
#0 dwarf2_per_cu_data::set_lang(language) read.h:365
...
Fix this by making per_cu->m_lang atomic.
Tested on x86_64-linux.
Bug: https://sourceware.org/bugzilla/show_bug.cgi?id=29286
Diffstat (limited to 'gdb/build-id.c')
0 files changed, 0 insertions, 0 deletions