https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116226
--- Comment #5 from Sam James <sjames at gcc dot gnu.org> ---
(gdb) bt
#0 internal_error(char const*, ...) (gmsgid=0x55555840fd48 "tree check: %s,
have %s in %s, at %s:%d") at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/diagnostic-global-context.cc:486
#1 0x0000555556ab3d81 in tree_check_failed(tree_node const*, char const*, int,
char const*, ...) (node=<optimized out>, file=<optimized out>, line=<optimized
out>, function=<optimized out>)
at /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree.cc:9001
#2 0x00005555558d2491 in tree_check(tree_node const*, char const*, int, char
const*, tree_code) (__t=<optimized out>, __f=0x55555832d940
"/var/tmp/portage/sys-devel/gcc-15.0.9999/work/gcc-15.0.9999/gcc/tree.h",
__l=6509, __g=0x55555823138e "get_len", __c=INTEGER_CST) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree.h:3920
#3 wi::extended_tree<131072>::get_len() const (this=<optimized out>) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree.h:6509
#4 wi::int_traits<generic_wide_int<wi::extended_tree<131072> >
>::decompose(long*, unsigned int, generic_wide_int<wi::extended_tree<131072> >
const&) (precision=131072, x=...)
at /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/wide-int.h:1050
#5 wide_int_ref_storage<true,
false>::wide_int_ref_storage<generic_wide_int<wi::extended_tree<131072> >
>(generic_wide_int<wi::extended_tree<131072> > const&, unsigned int)
(this=<synthetic pointer>, x=..., precision=131072)
at /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/wide-int.h:1099
#6 generic_wide_int<wide_int_ref_storage<true, false>
>::generic_wide_int<generic_wide_int<wi::extended_tree<131072> >
>(generic_wide_int<wi::extended_tree<131072> > const&, unsigned int)
(this=<synthetic pointer>, x=..., precision=131072)
at /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/wide-int.h:855
#7 bool wi::lts_p<generic_wide_int<wi::extended_tree<131072> >,
generic_wide_int<wi::extended_tree<131072> >
>(generic_wide_int<wi::extended_tree<131072> > const&,
generic_wide_int<wi::extended_tree<131072> > const&) (x=..., y=...) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/wide-int.h:2296
#8 0x0000555557dfc868 in bool
wi::les_p<generic_wide_int<wi::extended_tree<131072> >,
generic_wide_int<wi::extended_tree<131072> >
>(generic_wide_int<wi::extended_tree<131072> > const&,
generic_wide_int<wi::extended_tree<131072> > const&) (x=..., y=...)
at /usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/wide-int.h:2364
#9 wi::binary_traits<generic_wide_int<wi::extended_tree<131072> >,
generic_wide_int<wi::extended_tree<131072> >,
wi::int_traits<generic_wide_int<wi::extended_tree<131072> > >::precision_type,
wi::int_traits<generic_wide_int<wi::extended_tree<131072> >
>::precision_type>::signed_predicate_result
operator<=<generic_wide_int<wi::extended_tree<131072> >,
generic_wide_int<wi::extended_tree<131072> >
>(generic_wide_int<wi::extended_tree<131072> > const&,
generic_wide_int<wi::extended_tree<131072> > const&) (x=..., y=...) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/wide-int.h:3812
#10 tree_int_cst_le(tree_node const*, tree_node const*) (t1=0x7ffff348d198,
t2=<optimized out>) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree.h:6684
#11 0x0000555557ecf778 in check_out_of_bounds_and_warn (location=2147484371,
ref=0x7ffff3cf1930, low_sub_org=0x7ffff39429d8, low_sub=0x7ffff348d198,
up_sub=0x7ffff3f73560,
up_bound=0x7ffff348d168, up_bound_p1=0x7ffff33c5cd8, vr=0x7fffffffd570,
ignore_off_by_one=false, for_array_bound=true, out_of_bound=<synthetic
pointer>)
at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/gimple-array-bounds.cc:298
#12 array_bounds_checker::check_array_ref(unsigned int, tree_node*, gimple*,
bool) (this=<optimized out>, location=2147484371, ref=0x7ffff3cf1930,
stmt=<optimized out>, ignore_off_by_one=false)
at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/gimple-array-bounds.cc:391
#13 0x0000555557eb28d1 in array_bounds_checker::check_array_bounds(tree_node**,
int*, void*) (tp=<optimized out>, walk_subtree=0x7fffffffd974, data=<optimized
out>)
at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/gimple-array-bounds.cc:811
#14 0x000055555735b89f in walk_tree_1(tree_node**, tree_node* (*)(tree_node**,
int*, void*), void*, hash_set<tree_node*, false,
default_hash_traits<tree_node*> >*, tree_node* (*)(tree_node**, int*,
tree_node* (*)(tree_node**, int*, void*), void*, hash_set<tree_node*, false,
default_hash_traits<tree_node*> >*)) (tp=0x7ffff39470e8, func=<optimized out>,
data=0x7fffffffda10, pset=<optimized out>, lh=0x0) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree.cc:11477
#15 0x00005555575451c0 in walk_gimple_op(gimple*, tree_node* (*)(tree_node**,
int*, void*), walk_stmt_info*) (stmt=0x7ffff39470a0,
callback_op=0x555557eb2730
<array_bounds_checker::check_array_bounds(tree_node**, int*, void*)>,
wi=0x7fffffffda10)
at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/gimple-walk.cc:212
#16 0x0000555557eb26f8 in
check_array_bounds_dom_walker::before_dom_children(basic_block_def*)
(this=0x7fffffffdb30, bb=0x7ffff3930b40)
at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/gimple-array-bounds.cc:873
#17 0x0000555557512533 in dom_walker::walk(basic_block_def*)
(this=0x7fffffffdb30, bb=0x7ffff3930b40) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/domwalk.cc:311
#18 0x00005555564347f1 in array_bounds_checker::check()
(this=this@entry=0x7fffffffdb70) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/gimple-array-bounds.cc:887
#19 0x0000555556434770 in pass_array_bounds::execute(function*)
(this=<optimized out>, fun=0x7ffff3cd86c0)
at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/gimple-array-bounds.cc:924
#20 0x000055555591180b in execute_one_pass(opt_pass*) (pass=0x555559227570) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/passes.cc:2647
#21 0x00005555574834fc in execute_pass_list_1 (pass=0x555559227570) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/passes.cc:2756
#22 0x0000555557483519 in execute_pass_list_1 (pass=0x555559226cf0) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/passes.cc:2757
#23 0x0000555557482eb9 in execute_pass_list(function*, opt_pass*)
(fn=0x7ffff3cd86c0, pass=<optimized out>) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/passes.cc:2767
#24 0x00005555573fb771 in cgraph_node::expand() (this=0x7ffff3cda990) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cgraphunit.cc:1845
#25 0x000055555737f086 in expand_all_functions () at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cgraphunit.cc:2028
#26 symbol_table::compile() (this=0x7ffff7206000) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cgraphunit.cc:2404
#27 0x0000555557c5c159 in symbol_table::finalize_compilation_unit()
(this=0x7ffff7206000) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/cgraphunit.cc:2589
#28 0x0000555557c120b1 in compile_file () at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/toplev.cc:478
#29 0x0000555557bd8bea in do_compile () at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/toplev.cc:2170
#30 toplev::main(int, char**) (this=this@entry=0x7fffffffde66, argc=<optimized
out>, argv=<optimized out>) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/toplev.cc:2330
#31 0x0000555557bd7e5b in main (argc=<optimized out>, argv=<optimized out>) at
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/main.cc:39
(gdb)
