https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111819
Bug ID: 111819
Summary: GCC: 14: internal compiler error: in fold_offsetof, at
c-family/c-common.cc:6877
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: 141242068 at smail dot nju.edu.cn
Target Milestone: ---
The bug triggering program:
```
long long a;
void f(_Complex double x) {
(int *)&__imag(
*(_Complex double *)((char *)&a + 16));
}
```
This bug can be verified at: https://godbolt.org/z/6d98f8YT7
The full stack dump:
```
<source>: In function 'f':
<source>:4:7: internal compiler error: in fold_offsetof, at
c-family/c-common.cc:6877
4 | *(_Complex double *)((char *)&a + 16));
| ^
0x22ff3ee internal_error(char const*, ...)
???:0
0x9fc0a8 fancy_abort(char const*, int, char const*)
???:0
0xa4f1d8 build_unary_op(unsigned int, tree_code, tree_node*, bool)
???:0
0xa5c176 parser_build_unary_op(unsigned int, tree_code, c_expr)
???:0
0xaa468d c_parse_file()
???:0
0xb17919 c_common_parse_file()
???:0
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.
```
