https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87961
Bug ID: 87961 Summary: crash at goto label inside sizeof Product: gcc Version: 9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: eugvelesevich at gmail dot com Target Milestone: --- source.cpp: int main() { sizeof(({M:0;})); goto M; } output: In function ‘int main()’: <source>:1:5: internal compiler error: Segmentation fault int main() { ^~~~ Code is a little strange... clang gets sigsegv too :)