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* [Bug c/111819] New: GCC: 14: internal compiler error: in fold_offsetof, at c-family/c-common.cc:6877
@ 2023-10-15 1:44 141242068 at smail dot nju.edu.cn
2023-10-15 1:48 ` [Bug c/111819] " pinskia at gcc dot gnu.org
0 siblings, 1 reply; 2+ messages in thread
From: 141242068 at smail dot nju.edu.cn @ 2023-10-15 1:44 UTC (permalink / raw)
To: gcc-bugs
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.
```
^ permalink raw reply [flat|nested] 2+ messages in thread
* [Bug c/111819] GCC: 14: internal compiler error: in fold_offsetof, at c-family/c-common.cc:6877
2023-10-15 1:44 [Bug c/111819] New: GCC: 14: internal compiler error: in fold_offsetof, at c-family/c-common.cc:6877 141242068 at smail dot nju.edu.cn
@ 2023-10-15 1:48 ` pinskia at gcc dot gnu.org
0 siblings, 0 replies; 2+ messages in thread
From: pinskia at gcc dot gnu.org @ 2023-10-15 1:48 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111819
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution|--- |DUPLICATE
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Dup of bug 105555.
*** This bug has been marked as a duplicate of bug 105555 ***
^ permalink raw reply [flat|nested] 2+ messages in thread
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2023-10-15 1:44 [Bug c/111819] New: GCC: 14: internal compiler error: in fold_offsetof, at c-family/c-common.cc:6877 141242068 at smail dot nju.edu.cn
2023-10-15 1:48 ` [Bug c/111819] " pinskia at gcc dot gnu.org
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