Your bug report

#17750: libtool strips fcilkplus and sanitizer flags

which was filed against the libtool package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 17750@debbugs.gnu.org.

-- 
17750: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=17750
GNU Bug Tracking System
Contact help-debbugs@gnu.org with problems