https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117533
Bug ID: 117533
Summary: internal compiler error: Segmentation fault signal
terminated program cc1plus with incomplete type
Product: gcc
Version: unknown
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: yihan4845 at gmail dot com
Target Milestone: ---
Compiler Explorer: https://godbolt.org/z/bzPojo1W4
The following program:
```cpp
class Empty {};
void use() {
[](volatile class Empty ;) {};
}
```
will trigger segmentation fault for gcc trunk.
Stack dump:
```
g++: internal compiler error: Segmentation fault signal terminated program
cc1plus
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
See <https://gcc.gnu.org/bugs/> for instructions.
Compiler returned: 4
```
