Skip to content

MDEV-38029 my_tzinfo-t fails for certain TZ values on musl #4452

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 2 commits into from
Nov 20, 2025
Merged

MDEV-38029 my_tzinfo-t fails for certain TZ values on musl #4452

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
61bc216
MDEV-38029 my_tzinfo-t fails for certain TZ values on musl
vaintroub Nov 19, 2025
ae42fbb
Merge branch '11.4' into MDEV-38029
grooverdan Nov 20, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
14 changes: 14 additions & 0 deletions unittest/mysys/my_tzinfo-t.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -112,6 +112,20 @@ void test_timezone(const char *tz_env, const char **expected_tznames,
}
}
ok(found, "%s: timezone_name = %s", tz_env, timezone_name);

#if defined __linux__ && !defined __GLIBC__ && !defined __UCLIBC__
/*
MUSL incorrectly calculates UTC offsets and abbreviations
for certain values of TZ (DST related). See MDEV-38029
Skip tests in this case.
*/
if (!strcmp(tz_env, "PST8PDT") || !strcmp(tz_env, "GST-1GDT"))
{
skip(6, "musl UTC offset/abbreviation bug, tzname %s, see MDEV-38029", tz_env);
return;
}
#endif

my_tzinfo(SUMMER_TIMESTAMP, &tz);
ok(summer_gmt_off == tz.seconds_offset, "%s: Summer GMT offset %ld", tz_env, tz.seconds_offset);
check_utc_offset(SUMMER_TIMESTAMP,tz.seconds_offset, tz_env);
Expand Down