Bug#951776: [task] P2M recurrence causes infinite loop

[Michał Mirosław]

Package: task
Version: 2.5.1+dfsg-8
Severity: important

--- Please enter the report below this line. ---

When a recurring task contains "P2M" period, a generation of next child
spins forever in generateDueDates(). Patch attached.

--- System information. ---
Architecture: 
Kernel:       Linux 5.5.4mq+

Debian Release: 10.3
  900 stable-debug    debug.mirrors.debian.org 
  900 stable          security.debian.org 
  900 stable          ftp.pl.debian.org 
  900 stable          dl.winehq.org 
  900 proposed-updates ftp.pl.debian.org 
  850 buster-backports ftp.pl.debian.org 
  800 testing         ftp.pl.debian.org 
  700 unstable        ftp.pl.debian.org 
  600 experimental    ftp.pl.debian.org 
  540 oldstable-proposed-updates ftp.pl.debian.org 
  540 oldstable       security.debian.org 
  540 oldstable       ftp.pl.debian.org 
  500 unstable-debug  debug.mirrors.debian.org 
  500 testing-debug   debug.mirrors.debian.org 
  500 stable          repository.spotify.com 
  500 stable          dl.google.com 
  100 buster-backports-debug debug.mirrors.debian.org 
    1 experimental-debug debug.mirrors.debian.org 

--- Package information. ---
Package's Depends field is empty.

Package's Recommends field is empty.

Package's Suggests field is empty.

012_fix_multimonth_recurrence.patch
Description: Text Data