diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/librustc_typeck/check/_match.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/librustc_typeck/check/_match.rs b/src/librustc_typeck/check/_match.rs index 7cc81027f02..4e305e0f6f7 100644 --- a/src/librustc_typeck/check/_match.rs +++ b/src/librustc_typeck/check/_match.rs @@ -674,6 +674,10 @@ pub fn check_pat_enum<'a, 'tcx>(pcx: &pat_ctxt<'a, 'tcx>, report_bad_struct_kind(is_special_case); if !is_special_case { return + } else { + span_note!(tcx.sess, pat.span, + "this warning will become a HARD ERROR in a future release. \ + See RFC 218 for details."); } } (variant.fields |