https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89502
--- Comment #2 from H.J. Lu <hjl.tools at gmail dot com> --- (In reply to H.J. Lu from comment #1) > > Ever better, we can use UNSPEC_TP to handle it: > > movl %fs:24, %ecx > This is how TCB is accessed in glibc.