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(module
(table $t2 2 externref)
(table $t3 3 funcref)
(table $t64 i64 3 funcref)
(elem (table $t3) (i32.const 1) func $dummy)
(func $dummy)
(func (export "init")
;; (table.set $t2 (i32.const 1) (local.get $r))
(table.set $t3 (i32.const 2) (table.get $t3 (i32.const 1)))
)
(func (export "get-externref") (param $i i32) (result externref)
(table.get (local.get $i))
)
(func $f3 (export "get-funcref") (param $i i32) (result funcref)
(table.get $t3 (local.get $i))
)
(func $f4 (export "get-funcref-t64") (param $i i64) (result funcref)
(table.get $t64 (local.get $i))
)
(func (export "is_null-funcref") (param $i i32) (result i32)
(ref.is_null (call $f3 (local.get $i)))
)
)
;; (invoke "init" (ref.extern 1))
(invoke "init")
(assert_return (invoke "get-externref" (i32.const 0)) (ref.null extern))
;; (assert_return (invoke "get-externref" (i32.const 1)) (ref.extern 1))
(assert_return (invoke "get-funcref" (i32.const 0)) (ref.null func))
(assert_return (invoke "get-funcref-t64" (i64.const 0)) (ref.null func))
(assert_return (invoke "is_null-funcref" (i32.const 1)) (i32.const 0))
(assert_return (invoke "is_null-funcref" (i32.const 2)) (i32.const 0))
(assert_trap (invoke "get-externref" (i32.const 2)) "out of bounds table access")
(assert_trap (invoke "get-funcref" (i32.const 3)) "out of bounds table access")
(assert_trap (invoke "get-externref" (i32.const -1)) "out of bounds table access")
(assert_trap (invoke "get-funcref" (i32.const -1)) "out of bounds table access")
;; Type errors
(assert_invalid
(module
(table $t 10 externref)
(func $type-index-empty-vs-i32 (result externref)
(table.get $t)
)
)
"type mismatch"
)
(assert_invalid
(module
(table $t 10 externref)
(func $type-index-f32-vs-i32 (result externref)
(table.get $t (f32.const 1))
)
)
"type mismatch"
)
(assert_invalid
(module
(table $t 10 externref)
(func $type-result-externref-vs-empty
(table.get $t (i32.const 0))
)
)
"type mismatch"
)
(assert_invalid
(module
(table $t 10 externref)
(func $type-result-externref-vs-funcref (result funcref)
(table.get $t (i32.const 1))
)
)
"type mismatch"
)
(assert_invalid
(module
(table $t1 1 funcref)
(table $t2 1 externref)
(func $type-result-externref-vs-funcref-multi (result funcref)
(table.get $t2 (i32.const 0))
)
)
"type mismatch"
)
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