https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107835
Bug ID: 107835
Summary: [13 Regression] ICE in build2, at tree.cc:5020 since
r13-254-gdd3c7873a61019e9
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: marxin at gcc dot gnu.org
CC: sayle at gcc dot gnu.org
Target Milestone: ---
The following crashes:
$ cat test-loop2.ii
template <typename> struct __new_allocator;
template <typename> struct allocator_traits;
template <typename _Tp> struct allocator_traits<__new_allocator<_Tp>> {
using pointer = _Tp *;
};
struct __alloc_traits : allocator_traits<__new_allocator<int>> {};
template <typename _ForwardIterator, typename _Size, typename _Tp>
_ForwardIterator __uninitialized_default_n_a(_ForwardIterator __first, _Size,
_Tp) {
unsigned __n;
for (; __n; --__n, ++__first)
;
return __first;
}
struct _Vector_impl_data {
__alloc_traits::pointer _M_finish;
_Vector_impl_data() : _M_finish() {}
};
struct _Vector_base {
~_Vector_base();
_Vector_impl_data _M_impl;
} resize___new_size;
struct Trans_NS_std_vector : _Vector_base {
void resize() {
_M_impl._M_finish =
__uninitialized_default_n_a(_M_impl._M_finish, resize___new_size, 0);
}
};
template <class> using vector = Trans_NS_std_vector;
struct Platform {
static void get(vector<Platform> *platforms) { platforms->resize(); }
};
main() {
vector<Platform> platformList;
Platform::get(&platformList);
}
$ g++ test-loop2.ii -O2 -fwhole-program -c -w
during GIMPLE pass: sccp
test-loop2.ii: In function ‘int main()’:
test-loop2.ii:33:1: internal compiler error: in build2, at tree.cc:5008
33 | main() {
| ^~~~
0x86bfa2 build2(tree_code, tree_node*, tree_node*, tree_node*)
/home/marxin/Programming/gcc/gcc/tree.cc:5008
0xe0528f build2_loc
/home/marxin/Programming/gcc/gcc/tree.h:4606
0xe0528f fold_build2_loc(unsigned int, tree_code, tree_node*, tree_node*,
tree_node*)
/home/marxin/Programming/gcc/gcc/fold-const.cc:13820
0xe0526a fold_build2_loc(unsigned int, tree_code, tree_node*, tree_node*,
tree_node*)
/home/marxin/Programming/gcc/gcc/fold-const.cc:13818
0x1fe6a65 chrec_apply(unsigned int, tree_node*, tree_node*)
/home/marxin/Programming/gcc/gcc/tree-chrec.cc:632
0x1252b8b compute_overall_effect_of_inner_loop(loop*, tree_node*)
/home/marxin/Programming/gcc/gcc/tree-scalar-evolution.cc:471
0x1256635 final_value_replacement_loop(loop*)
/home/marxin/Programming/gcc/gcc/tree-scalar-evolution.cc:3759
0x1305915 execute
/home/marxin/Programming/gcc/gcc/tree-ssa-loop.cc:411
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
