https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87073
Bug ID: 87073
Summary: go bootstrap failure due to ICE in
vr_values::extract_range_from_binary_expr
Product: gcc
Version: 9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: msebor at gcc dot gnu.org
Target Milestone: ---
I see an ICE in an x86_64-linux bootstrap:
/opt/notnfs/msebor/src/gcc/87028/libgo/go/runtime/runtime.go:26:1: internal
compiler error: Segmentation fault
26 | func tickspersecond() int64 {
| ^
yes
checking for exp... 0xcc972f crash_signal
/opt/notnfs/msebor/src/gcc/87028/gcc/toplev.c:325
0x7fe5f045d94f ???
/usr/src/debug/glibc-2.24-66-gd5a4092c36/signal/../sysdeps/unix/sysv/linux/x86_64/sigaction.c:0
0xf4f5b3 generic_wide_int<wide_int_ref_storage<false, true> >::elt(unsigned
int) const
/opt/notnfs/msebor/src/gcc/87028/gcc/wide-int.h:908
0xf4f5b3 wide_int_to_tree_1
/opt/notnfs/msebor/src/gcc/87028/gcc/tree.c:1488
yes
checking for expl... 0xf35ad2 extract_range_from_binary_expr_1(value_range*,
tree_code, tree_node*, value_range*, value_range*)
/opt/notnfs/msebor/src/gcc/87028/gcc/tree-vrp.c:1675
0xf36247 extract_range_from_binary_expr_1(value_range*, tree_code, tree_node*,
value_range*, value_range*)
/opt/notnfs/msebor/src/gcc/87028/gcc/tree-vrp.c:1373
0xf9c846 vr_values::extract_range_from_binary_expr(value_range*, tree_code,
tree_node*, tree_node*, tree_node*)
/opt/notnfs/msebor/src/gcc/87028/gcc/vr-values.c:768
0xf9ea70 vr_values::extract_range_from_assignment(value_range*, gassign*)
/opt/notnfs/msebor/src/gcc/87028/gcc/vr-values.c:1429
0x146d968 evrp_range_analyzer::record_ranges_from_stmt(gimple*, bool)
/opt/notnfs/msebor/src/gcc/87028/gcc/gimple-ssa-evrp-analyze.c:293
0x148e8cd before_dom_children
/opt/notnfs/msebor/src/gcc/87028/gcc/gimple-ssa-sprintf.c:3968
0x14506f2 dom_walker::walk(basic_block_def*)
/opt/notnfs/msebor/src/gcc/87028/gcc/domwalk.c:353
0x1487e5b execute
/opt/notnfs/msebor/src/gcc/87028/gcc/gimple-ssa-sprintf.c:3996
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
Makefile:2941: recipe for target 'runtime.lo' failed
make[4]: *** [runtime.lo] Error 1
