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;; NOTE: Assertions have been generated by update_lit_checks.py --all-items and should not be edited.
;; Check that extern conversion instructions are emitted properly in the binary format.
;; Also check that the optimizer does not break on this code.
;; RUN: wasm-opt %s -all -O1 --roundtrip -S -o - | filecheck %s
(module
;; CHECK: (type $ref|any|_=>_ref|extern| (func (param (ref any)) (result (ref extern))))
;; CHECK: (type $externref_=>_anyref (func (param externref) (result anyref)))
;; CHECK: (export "ext" (func $extern.externalize))
;; CHECK: (export "int" (func $extern.internalize))
;; CHECK: (func $extern.externalize (param $0 (ref any)) (result (ref extern))
;; CHECK-NEXT: (extern.externalize
;; CHECK-NEXT: (local.get $0)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $extern.externalize (export "ext") (param $x (ref any)) (result (ref extern))
(extern.externalize
(local.get $x)
)
)
;; CHECK: (func $extern.internalize (param $0 externref) (result anyref)
;; CHECK-NEXT: (extern.internalize
;; CHECK-NEXT: (local.get $0)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $extern.internalize (export "int") (param $x (ref null extern)) (result (ref null any))
(extern.internalize
(local.get $x)
)
)
)
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