https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78631
--- Comment #6 from H.J. Lu <hjl.tools at gmail dot com> --- (In reply to Ilya Enkovich from comment #5) > (In reply to H.J. Lu from comment #3) > > The problem is that the internal MPX wrapper calls in libmpxwrappers.so: > Why doesn't call go through bndplt? Users might use similar code in their > libraries and expect it to work. -z bndplt is needed to call external functions with bounds. But it isn't needed for internal function calls.