src/Sema.zig                                                                                     | 12 ++++++------
 test/behavior/extern_struct_zero_size_fields.zig                                                 | 21 +++++++++++++++++++++
 test/cases/compile_errors/exported_enum_without_explicit_integer_tag_type.zig                    |  2 +-
 test/cases/compile_errors/extern_struct_with_extern-compatible_but_inferred_integer_tag_type.zig |  2 +-
 test/cases/compile_errors/extern_struct_with_non-extern-compatible_integer_tag_type.zig          |  2 +-
 test/cases/compile_errors/extern_variable_has_non_extern_type.zig                                |  2 +-
 test/cases/compile_errors/function_with_non-extern_non-packed_enum_parameter.zig                 |  2 +-
 test/cases/compile_errors/variadic_arg_validation.zig                                            |  2 +-
 8 files changed, 33 insertions(+), 12 deletions(-)