https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83266
Martin Liška <marxin at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |INVALID --- Comment #3 from Martin Liška <marxin at gcc dot gnu.org> --- (In reply to Yibiao Yang from comment #1) > I am not very sure whether this is a bug or it is only the default behavior > in gcov. > Yes, it's expected. Note that even without any optimization level we do some folding. And that's reason why 1 > 0 is optimized out. Thanks for the bug report.