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Fixed tags with recursive type definitions #119

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Merged
rossberg merged 3 commits into from
Jul 9, 2025
Merged

Fixed tags with recursive type definitions #119

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70d2af7
Fixed tags with recursive type definitions
rajdakin Jul 7, 2025
b34c4be
Fixed PR review comments
rajdakin Jul 8, 2025
5d03dba
Fixed PR review comment
rajdakin Jul 9, 2025
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2 changes: 1 addition & 1 deletion interpreter/valid/valid.ml
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Original file line number Diff line number Diff line change
Expand Up @@ -205,7 +205,7 @@ let check_memory_type (c : context) (mt : memory_type) at =

let check_tag_type (c : context) (et : tag_type) at =
match et with
| TagT dt -> check_func_type c (as_func_str_type (expand_def_type dt)) at
| TagT dt -> let _ft = as_func_str_type (expand_def_type dt) in ()

let check_global_type (c : context) (gt : global_type) at =
let GlobalT (_mut, t) = gt in
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8 changes: 8 additions & 0 deletions test/core/tag.wast
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Expand Up @@ -21,6 +21,14 @@
;; "non-empty tag result type"
;; )

;; Mutually recursive types
(module
(rec
(type $f (func (param (ref null $c))))
(type $c (cont $f))
)
(tag (type $f))
)

;; Link-time typing

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