https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63422
--- Comment #3 from Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> --- (In reply to Teresa Johnson from comment #2) > Yes, this function is new in r215739. I will see if I can trigger it > tomorrow. If you have a smaller test case that would be great. Or even > if you can give me the gcda file and preprocessed source that will > help. this only happens with LTO, so I'm not sure there is easily a source file I can provide (with ~1000 .gdca files). I tried some smaller programs, but didn't see the problem yet.