https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82349
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |INVALID --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Two issues here that makes this undefined. 1) out of range conversion is undefined. That is inf converted to an int does not have a specified value. 2) inf is not a valid value for float when -ffast-math is specified (fast math implies finite math only).