https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106943
--- Comment #24 from Alexander Monakov <amonakov at gcc dot gnu.org> ---
Appreciate the advice. So far I've managed to reduce the number of LTO inputs
down to two files, RegisterBankInfo.cpp.o plus APInt.cpp.o. I also built
gcc-12.3 with lineinfo and have a better backtrace:
during GIMPLE pass: thread
/tmp/llvm-project-llvmorg-13.0.1/llvm/lib/CodeGen/GlobalISel/RegisterBankInfo.cpp:
In member function 'verify':
/tmp/llvm-project-llvmorg-13.0.1/llvm/lib/CodeGen/GlobalISel/RegisterBankInfo.cpp:548:6:
internal compiler error: Segmentation fault
548 | bool RegisterBankInfo::ValueMapping::verify(unsigned
MeaningfulBitWidth) const {
| ^
0xb369ef crash_signal
../../gcc-12.3.0/gcc/toplev.cc:322
0x17f8977 operator_bitwise_not::fold_range(irange&, tree_node*, irange const&,
irange const&, tree_code) const
../../gcc-12.3.0/gcc/range-op.cc:3479
0x17f8977 operator_bitwise_not::fold_range(irange&, tree_node*, irange const&,
irange const&, tree_code) const
../../gcc-12.3.0/gcc/range-op.cc:3465
0x171cd0a fold_using_range::range_of_range_op(irange&, gimple*, fur_source&)
../../gcc-12.3.0/gcc/gimple-range-fold.cc:608
0x171e7e0 fold_using_range::fold_stmt(irange&, gimple*, fur_source&,
tree_node*)
../../gcc-12.3.0/gcc/gimple-range-fold.cc:554
0x171eb4c fold_range(irange&, gimple*, range_query*)
../../gcc-12.3.0/gcc/gimple-range-fold.cc:315
0xc985fd path_range_query::range_of_stmt(irange&, gimple*, tree_node*)
../../gcc-12.3.0/gcc/gimple-range-path.cc:771
0xc99bc4 path_range_query::range_defined_in_block(irange&, tree_node*,
basic_block_def*)
../../gcc-12.3.0/gcc/gimple-range-path.cc:356
0xc99dde path_range_query::internal_range_of_expr(irange&, tree_node*, gimple*)
../../gcc-12.3.0/gcc/gimple-range-path.cc:209
0xc99dde path_range_query::internal_range_of_expr(irange&, tree_node*, gimple*)
../../gcc-12.3.0/gcc/gimple-range-path.cc:193
0xc99ef0 path_range_query::range_of_expr(irange&, tree_node*, gimple*)
../../gcc-12.3.0/gcc/gimple-range-path.cc:225
0x171cabf fold_using_range::range_of_range_op(irange&, gimple*, fur_source&)
../../gcc-12.3.0/gcc/gimple-range-fold.cc:602
0x171e7e0 fold_using_range::fold_stmt(irange&, gimple*, fur_source&,
tree_node*)
../../gcc-12.3.0/gcc/gimple-range-fold.cc:554
0x171eb4c fold_range(irange&, gimple*, range_query*)
../../gcc-12.3.0/gcc/gimple-range-fold.cc:315
0xc985fd path_range_query::range_of_stmt(irange&, gimple*, tree_node*)
../../gcc-12.3.0/gcc/gimple-range-path.cc:771
0xc99bc4 path_range_query::range_defined_in_block(irange&, tree_node*,
basic_block_def*)
../../gcc-12.3.0/gcc/gimple-range-path.cc:356
0xc99dde path_range_query::internal_range_of_expr(irange&, tree_node*, gimple*)
../../gcc-12.3.0/gcc/gimple-range-path.cc:209
0xc99dde path_range_query::internal_range_of_expr(irange&, tree_node*, gimple*)
../../gcc-12.3.0/gcc/gimple-range-path.cc:193
0xc99ef0 path_range_query::range_of_expr(irange&, tree_node*, gimple*)
../../gcc-12.3.0/gcc/gimple-range-path.cc:225
0x171ccab fold_using_range::range_of_range_op(irange&, gimple*, fur_source&)
../../gcc-12.3.0/gcc/gimple-range-fold.cc:602
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
