https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80289
Bug ID: 80289 Summary: Crash when the same constexpr variable is defined several times Product: gcc Version: 6.2.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: damien at iwi dot me Target Milestone: --- >From g++ 6.2 to g++ 7, defining several times the same constexpr variable makes gcc crash: constexpr char text1[] = "hello world"; constexpr char text1[] = "hello world"; int main() { return 0; } With the output: /tmp/constexpr-test.cpp:3: confused by earlier errors, bailing out Preprocessed source stored into /tmp/ccEJApHL.out file, please attach this to your bugreport It does not seem platform specific, but just in case, please find attached the temporary file.