struct object {} void f (...) {}
Reduced test (no druntime dependency) module object; void f(...){}
dlang/dmd pull request #9939 "fix Issue 19911 - ICE: Segmentation fault with struct object and variadic function" was merged into stable: - 31ef08ba08e2536bc14f24dd87cfaef0b5850652 by Iain Buclaw: fix Issue 19911 - ICE: Segmentation fault with struct object and variadic function https://github.com/dlang/dmd/pull/9939
dlang/dmd pull request #10003 "[dmd-cxx] fix Issue 19911 - ICE: Segmentation fault with struct object and variadic function" was merged into dmd-cxx: - f5b2632e4b4b0ba628fc2fd2021e18793c8fa0e3 by Iain Buclaw: fix Issue 19911 - ICE: Segmentation fault with struct object and variadic function https://github.com/dlang/dmd/pull/10003