https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63427
Kenneth Zadeck <zadeck at naturalbridge dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |zadeck at naturalbridge dot com --- Comment #1 from Kenneth Zadeck <zadeck at naturalbridge dot com> --- This failure is caused by the caller trying to sign extend something with a precision of zero. This bug should be fixed upstream of this call.