https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63348
--- Comment #6 from baoshan <pangbw at gmail dot com> --- (In reply to Uroš Bizjak from comment #5) > (In reply to baoshan from comment #1) > > I believe this regression is introduced by the code for cleanup_barriers() > > in jump.c of patch https://gcc.gnu.org/ml/gcc-patches/2014-06/msg02164.html: > > > > The call insn was followed by a barrier insn, the try_split() would emit > > another barrier insn after call insn for this case( I don't know why, please > > let me know the reason); after applying that patch and with option "-g" > > there would be a note instruction between the call and barrier insns which > > result no barrier insn is emitted by try_split(). > > Can you please try the patch at [1]? > > [1] https://gcc.gnu.org/ml/gcc-patches/2014-09/msg02180.html It fixes the issue, Thanks for your quick action.
