src/AstGen.zig                                                          |  4 +++-
 test/cases/compile_errors/error_set_cannot_capture_by_reference.zig     | 15 +++++++++++++++
 test/cases/compile_errors/switch_on_error_union_discard.zig             |  4 +---
 test/cases/compile_errors/switch_on_error_with_capture_by_reference.zig | 24 ++++++++++++++++++++++++
 4 files changed, 43 insertions(+), 4 deletions(-)