https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85594
Arseny Solokha <asolokha at gmx dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |asolokha at gmx dot com
--- Comment #2 from Arseny Solokha <asolokha at gmx dot com> ---
Moreover, adding -O1 -ftree-loop-vectorize makes current trunk snapshot ICE
like this:
% gcc-9.0.0-alpha20181111 -O1 -fopenmp -ftree-loop-vectorize -fwrapv -c
gcc/testsuite/gcc.dg/gomp/pr81768-2.c
during GIMPLE pass: ifcvt
gcc/testsuite/gcc.dg/gomp/pr81768-2.c: In function 'foo._omp_fn.1':
gcc/testsuite/gcc.dg/gomp/pr81768-2.c:10:9: internal compiler error: tree
check: expected ssa_name, have var_decl in SSA_VAL, at tree-ssa-sccvn.c:461
10 | #pragma omp target parallel for schedule(static, 32) collapse(3)
| ^~~
0x6ca2ea tree_check_failed(tree_node const*, char const*, int, char const*,
...)
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha20181111/work/gcc-9-20181111/gcc/tree.c:9623
0x6ac4fe tree_check(tree_node*, char const*, int, char const*, tree_code)
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha20181111/work/gcc-9-20181111/gcc/tree.h:3154
0x6ac4fe SSA_VAL(tree_node*, bool*)
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha20181111/work/gcc-9-20181111/gcc/tree-ssa-sccvn.c:461
0x6ac4fe vuse_ssa_val
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha20181111/work/gcc-9-20181111/gcc/tree-ssa-sccvn.c:479
0x6ac4fe vn_reference_lookup(tree_node*, tree_node*, vn_lookup_kind,
vn_reference_s**, bool)
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha20181111/work/gcc-9-20181111/gcc/tree-ssa-sccvn.c:2615
0xe96960 visit_reference_op_load
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha20181111/work/gcc-9-20181111/gcc/tree-ssa-sccvn.c:3968
0xe96960 visit_stmt
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha20181111/work/gcc-9-20181111/gcc/tree-ssa-sccvn.c:4378
0xe981c4 process_bb
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha20181111/work/gcc-9-20181111/gcc/tree-ssa-sccvn.c:6011
0xe99550 do_rpo_vn
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha20181111/work/gcc-9-20181111/gcc/tree-ssa-sccvn.c:6618
0xe9a667 do_rpo_vn(function*, edge_def*, bitmap_head*)
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha20181111/work/gcc-9-20181111/gcc/tree-ssa-sccvn.c:6707
0xd59209 tree_if_conversion(loop*)
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha20181111/work/gcc-9-20181111/gcc/tree-if-conv.c:3066
0xd5a9b6 execute
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha20181111/work/gcc-9-20181111/gcc/tree-if-conv.c:3142
0xd5a9b6 execute
/var/tmp/portage/sys-devel/gcc-9.0.0_alpha20181111/work/gcc-9-20181111/gcc/tree-if-conv.c:3130
Should I file a separate PR for this?
