https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69988
John Paul Adrian Glaubitz <glaubitz at physik dot fu-berlin.de> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |INVALID --- Comment #15 from John Paul Adrian Glaubitz <glaubitz at physik dot fu-berlin.de> --- Alright. It turns out that my glibc was not built with "--without-fp". After rebuilding glibc with that configure option, gcc-5 now builds fine. Closing as INVALID.