https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107192
Bug ID: 107192
Summary: [modules] internal compiler error: Segmentation fault
parsing line "module :Bar;"
Product: gcc
Version: 11.2.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: tortoise_74 at yahoo dot co.uk
Target Milestone: ---
Created attachment 53682
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=53682&action=edit
Sample code to reproduce segfault
Found while trying to create a reproducer for
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107191
When attempting to compile the following code:
```
module;
module :Bar;
```
I got:
```
[ 25%] Building CXX object CMakeFiles/gccice.dir/Bar.cpp.o
/usr/bin/c++ -fmodules-ts -std=gnu++20 -MD -MT
CMakeFiles/gccice.dir/Bar.cpp.o -MF CMakeFiles/gccice.dir/Bar.cpp.o.d -o
CMakeFiles/gccice.dir/Bar.cpp.o -c /home/brucea/projects/jobs/gccice2/Bar.cpp
/home/brucea/projects/jobs/gccice2/Bar.cpp:8:9: internal compiler error:
Segmentation fault
8 | module :Bar;
| ^~~
0x7f02a38e151f ???
./signal/../sysdeps/unix/sysv/linux/x86_64/libc_sigaction.c:0
0x7f02a38c8d8f __libc_start_call_main
../sysdeps/nptl/libc_start_call_main.h:58
0x7f02a38c8e3f __libc_start_main_impl
../csu/libc-start.c:392
Please submit a full bug report,
with preprocessed source if appropriate.
```
This may or may not be legal code but a segfault is incorrect.
>gcc --version
gcc (Ubuntu 11.2.0-19ubuntu1) 11.2.0
