https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65028
--- Comment #39 from H.J. Lu <hjl.tools at gmail dot com> --- (In reply to Jan Hubicka from comment #38) > Created attachment 34803 [details] > ipp > > OK. Though I do not directly see how it can solve this wrong code issue. It doesn't work. propagate_constants_accross_call doesn't call propagate_alignment_accross_jump_function for all edges. On some skipped edges, caller passes arguments with unknown alignment.