https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66626
--- Comment #18 from Uroš Bizjak <ubizjak at gmail dot com> --- (In reply to Uroš Bizjak from comment #16) > (In reply to H.J. Lu from comment #13) > > > These simply won't work to together. Since we must keep LRA, we > > should remove ix86_static_chain_on_stack. > > ... or LRA notes that static chain reg has just been loaded from stack (insn > 32) and can be reused in all subsequent instructions (insn 14) and (insn 17). ... or prevent fwprop to distribute static chain reg into its users and leave it in a temporary.
