diff options
| -rw-r--r-- | src/librustc_mir/interpret/eval_context.rs | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/librustc_mir/interpret/eval_context.rs b/src/librustc_mir/interpret/eval_context.rs index b673738cec5..56a9355650e 100644 --- a/src/librustc_mir/interpret/eval_context.rs +++ b/src/librustc_mir/interpret/eval_context.rs @@ -226,7 +226,9 @@ pub(super) fn mir_assign_valid_types<'tcx>( dest: TyAndLayout<'tcx>, ) -> bool { if src.ty == dest.ty { - // Equal types, all is good. + // Equal types, all is good. Layout will also be equal. + // (Enum variants would be an exception here as they have the type of the enum but different layout. + // However, those are never the type of an assignment.) return true; } if src.layout != dest.layout { |