git ssb

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(module
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  (import "func" "internalize" (func $func.internalize (param i32 i32)))
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  (import "func" "externalize" (func $func.externalize (param i32) (result i32)))
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  (import "test" "check" (func $check (param i32 i32)))
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  (import "test" "print" (func $print (param i32)))
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  (import "module" "self" (func $self (result i32)))
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  (import "module" "export" (func $exports (param i32 i32) (result i32)))
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  (import "memory" "externalize" (func $mem.externalize (param i32 i32) (result i32)))
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  (memory (export "memory") 1)
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  (data (i32.const 0) "callback")
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  (table (export "table") 1 1 anyfunc)
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  (func $main
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   (local i32)
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   (call $func.internalize
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     (i32.const 0)
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      (call $exports
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        (call $self)
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        (tee_local 0
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          (call $mem.externalize (i32.const 0) (i32.const 8)))))
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   ;; reinternalize
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    (call $func.internalize
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      (i32.const 0)
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      (call $func.externalize (i32.const 0)))
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   (call_indirect (param i64 i32)
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     (i64.const 8)
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     (get_local 0)
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     (i32.const 0)))
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  (func $callback (param i64) (param i32)
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    (call $check
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      (i32.const 8)
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      (i32.wrap/i64 (get_local 0)))
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    (call $print (get_local 1)))
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  (export "main" (func $main))
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  (export "callback" (func $callback)))
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