https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68097 Bug 68097 depends on bug 24021, which changed state.
Bug 24021 Summary: VRP does not work with floating points https://gcc.gnu.org/bugzilla/show_bug.cgi?id=24021 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED