https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109619
Bug ID: 109619
Summary: ICE: tree check: expected class ‘type’, have
‘exceptional’ (error_mark) in fold_const_call_1, at
fold-const-call.cc
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: anbu1024.me at gmail dot com
Target Milestone: ---
$ gcc --version
gcc (GCC) 13.0.1 20230219 (experimental)
Copyright (C) 2023 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
--------------------------------
$ cat 4.c
void foo(void *a1, const void *a2, long unsigned int a3)
{
void *x = __builtin_memcpy(a1, a2, a3);
int *a3 = __builtin_memmove(a1, a2, a3);
}
--------------------------------
$ gcc 4.c
4.c: In function ‘foo’:
4.c:5:8: error: ‘a3’ redeclared as different kind of symbol
5 | int *a3 = __builtin_memmove(a1, a2, a3);
| ^~
4.c:2:54: note: previous definition of ‘a3’ with type ‘long unsigned int’
2 | void foo(void *a1, const void *a2, long unsigned int a3)
| ~~~~~~~~~~~~~~~~~~^~
4.c:4:13: internal compiler error: tree check: expected class ‘type’, have
‘exceptional’ (error_mark) in fold_const_call_1, at fold-const-call.cc:1800
4 | void *x = __builtin_memcpy(a1, a2, a3);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
0x840637 tree_class_check_failed(tree_node const*, tree_code_class, char
const*, int, char const*)
../../gcc-13-20230219/gcc/tree.cc:8959
0x776846 tree_class_check(tree_node*, tree_code_class, char const*, int, char
const*)
../../gcc-13-20230219/gcc/tree.h:3653
0x776846 fold_const_call_1
../../gcc-13-20230219/gcc/fold-const-call.cc:1800
0x776846 fold_const_call(combined_fn, tree_node*, tree_node*, tree_node*,
tree_node*)
../../gcc-13-20230219/gcc/fold-const-call.cc:1903
0xa66a98 fold_builtin_3
../../gcc-13-20230219/gcc/builtins.cc:9851
0xa66a98 fold_builtin_n
../../gcc-13-20230219/gcc/builtins.cc:9932
0xc97037 gimplify_call_expr
../../gcc-13-20230219/gcc/gimplify.cc:3684
0xc88500 gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
../../gcc-13-20230219/gcc/gimplify.cc:16333
0xc9a465 gimplify_modify_expr
../../gcc-13-20230219/gcc/gimplify.cc:6153
0xc879e1 gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
../../gcc-13-20230219/gcc/gimplify.cc:16361
0xc8a316 gimplify_stmt(tree_node**, gimple**)
../../gcc-13-20230219/gcc/gimplify.cc:7219
0xc97d34 gimplify_and_add(tree_node*, gimple**)
../../gcc-13-20230219/gcc/gimplify.cc:492
0xc97d34 gimplify_decl_expr
../../gcc-13-20230219/gcc/gimplify.cc:1936
0xc88132 gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
../../gcc-13-20230219/gcc/gimplify.cc:16558
0xc8a316 gimplify_stmt(tree_node**, gimple**)
../../gcc-13-20230219/gcc/gimplify.cc:7219
0xc88c38 gimplify_statement_list
../../gcc-13-20230219/gcc/gimplify.cc:2019
0xc88c38 gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
../../gcc-13-20230219/gcc/gimplify.cc:16806
0xc8a316 gimplify_stmt(tree_node**, gimple**)
../../gcc-13-20230219/gcc/gimplify.cc:7219
0xc8aa47 gimplify_bind_expr
../../gcc-13-20230219/gcc/gimplify.cc:1430
0xc87c95 gimplify_expr(tree_node**, gimple**, gimple**, bool (*)(tree_node*),
int)
../../gcc-13-20230219/gcc/gimplify.cc:16562
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.
