https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114408
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> --- (In reply to David Malcolm from comment #2) > However I'm having trouble writing a regression test for this, with the > combination of ubsan and lto: I get: > > output is /usr/bin/ld: cannot find -lubsan > collect2: error: ld returned 1 exit status The test would need to go into gcc.dg/ubsan/ directory (or g++.dg/ubsan/ for C++), that is where the *.exp files arrange for -lubsan to be found. The test would of course then need to use analyzer effective target in it and add whatever dg-options are needed.