I had the I think the same problem with mktime(). (Ubuntu EGLIBC 2.19-0ubuntu6.8) 2.19
With input data: struct tm testtime = {0}; testtime.tm_year=10; testtime.tm_mon=0; testtime.tm_mday=1; testtime.tm_hour=0; testtime.tm_min=0; testtime.tm_sec=0; mktime(t) int -1893459600 for "Europe/Budapest" mktime(t) int -1893456000 for "Europe/London" mktime(t) int -1893462264 ??? for "Europe/Bucharest" for struct tm testtime = {0}; testtime.tm_year=50; testtime.tm_mon=0; testtime.tm_mday=1; testtime.tm_hour=0; testtime.tm_min=0; testtime.tm_sec=0; mktime(t) int -631155600 for "Europe/Budapest" mktime(t) int -631152000 for "Europe/London" mktime(t) int -631159200 for "Europe/Bucharest" mktime(t) int -631134000 for "America/Nipigon" -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1437534 Title: unstable mktime result To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/glibc/+bug/1437534/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs