https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91730
--- Comment #3 from Martin Liška <marxin at gcc dot gnu.org> --- Created attachment 46868 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46868&action=edit Dump file with problematic transformation For the 453.povray (which fails with --size=test), the problematic file is: g++ -c -o quadrics.o -dspec_cpu -dndebug -ofast -g -fpermissive -dspec_cpu_lp64 quadrics.cpp -fdbg-cnt=match:4030 Where match:4030 is the first bad debug counter value.