https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95782
Bug ID: 95782 Summary: [ppc64le] ICE in _cpp_pop_context Product: gcc Version: 10.1.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: preprocessor Assignee: unassigned at gcc dot gnu.org Reporter: e...@coeus-group.com Target Milestone: --- I'm running into an ICE on ppc64le: internal compiler error: in _cpp_pop_context, at libcpp/macro.c:2644 Here is a reproducer: #define a #define b(d) d #if defined(a) b(vector double) #endif Just running `gcc -E test.c` when targeting ppc64le triggers the issue. It happens with at least GCC 9 and 10.