https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98881
--- Comment #3 from Pilar Latiesa <pilarlatiesa at gmail dot com> --- Including vector + any header from range-v3 also triggers the ICE. For example (https://godbolt.org/z/qnMe45): module; #include <vector> #include <range/v3/view/zip.hpp> export module M; void f() { std::vector<int> v; };