https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82096
--- Comment #3 from sudi at gcc dot gnu.org --- (In reply to Martin Liška from comment #2) > I can with: > > commit 23298f15ba71145bae317e9c07f7078663dbd923 (HEAD, parent/trunk, > parent/master) > Author: rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> > Date: Mon Dec 18 08:35:23 2017 +0000 > > 2017-12-18 Richard Biener <rguent...@suse.de> > > PR tree-optimization/81877 > * tree-ssa-loop-im.c (ref_indep_loop_p): Remove safelen > parameters. > (outermost_indep_loop): Adjust. > (ref_indep_loop_p_1): Likewise. Remove safelen handling again. > (can_sm_ref_p): Adjust. > > * g++.dg/torture/pr81877.C: New testcase. > * g++.dg/vect/pr70729.cc: XFAIL. > * g++.dg/vect/pr70729-nest.cc: XFAIL. > > > git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@255776 > 138bc75d-0d04-0410-961f-82ee72b054a4 > > $ ./xgcc -v > Using built-in specs. > COLLECT_GCC=./xgcc > Target: arm-unknown-linux-gnueabi > Configured with: ../configure --enable-languages=c,c++ --disable-multilib > --disable-bootstrap --target=arm-unknown-linux-gnueabi > Thread model: posix > gcc version 8.0.0 20171218 (experimental) (GCC) > > $ ./cc1 -fpreprocessed di-longlong64-sync-1.i -mflip-thumb -mcpu=arm10tdmi > -mtls-dialect=gnu -marm -march=armv5t -Og I can reproduce it with this.
