diff options
Diffstat (limited to 'src/value.zig')
| -rw-r--r-- | src/value.zig | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/src/value.zig b/src/value.zig index c7960741f6..beb8bc7620 100644 --- a/src/value.zig +++ b/src/value.zig @@ -2122,19 +2122,22 @@ pub const Value = extern union { const b_union = b.castTag(.@"union").?.data; switch (ty.containerLayout()) { .Packed, .Extern => { - // In this case, we must disregard mismatching tags and compare - // based on the in-memory bytes of the payloads. - @panic("TODO implement comparison of extern union values"); + const tag_ty = ty.unionTagTypeHypothetical(); + if (!a_union.tag.eql(b_union.tag, tag_ty, target)) { + // In this case, we must disregard mismatching tags and compare + // based on the in-memory bytes of the payloads. + @panic("TODO comptime comparison of extern union values with mismatching tags"); + } }, .Auto => { const tag_ty = ty.unionTagTypeHypothetical(); if (!a_union.tag.eql(b_union.tag, tag_ty, target)) { return false; } - const active_field_ty = ty.unionFieldType(a_union.tag, target); - return a_union.val.eql(b_union.val, active_field_ty, target); }, } + const active_field_ty = ty.unionFieldType(a_union.tag, target); + return a_union.val.eql(b_union.val, active_field_ty, target); }, else => {}, } else if (a_tag == .null_value or b_tag == .null_value) { |