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br_on_cast_fail.wast
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br_on_cast_fail.wast
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;; Abstract Types
(module
(type $ft (func (result i32)))
(type $st (struct (field i16)))
(type $at (array i8))
(table 10 anyref)
(elem declare func $f)
(func $f (result i32) (i32.const 9))
(func (export "init") (param $x externref)
(table.set (i32.const 0) (ref.null any))
(table.set (i32.const 1) (i31.new (i32.const 7)))
(table.set (i32.const 2) (struct.new_canon $st (i32.const 6)))
(table.set (i32.const 3) (array.new_canon $at (i32.const 5) (i32.const 3)))
(table.set (i32.const 4) (extern.internalize (local.get $x)))
)
(func (export "br_on_non_null") (param $i i32) (result i32)
(block $l (result (ref any))
(br_on_non_null $l (table.get (local.get $i)))
(return (i32.const 0))
)
(return (i32.const -1))
)
(func (export "br_on_non_i31") (param $i i32) (result i32)
(block $l (result anyref)
(br_on_cast_fail $l i31 (table.get (local.get $i)))
(return (i31.get_u))
)
(return (i32.const -1))
)
(func (export "br_on_non_struct") (param $i i32) (result i32)
(block $l (result anyref)
(br_on_cast_fail $l struct (table.get (local.get $i)))
(block $l2 (param structref) (result (ref $st))
(block $l3 (param structref) (result (ref $at))
(br_on_cast $l2 $st)
(br_on_cast $l3 $at)
(return (i32.const -2))
)
(return (array.get_u $at (i32.const 0)))
)
(return (struct.get_s $st 0))
)
(return (i32.const -1))
)
(func (export "br_on_non_array") (param $i i32) (result i32)
(block $l (result anyref)
(br_on_cast_fail $l array (table.get (local.get $i)))
(return (array.len))
)
(return (i32.const -1))
)
)
(invoke "init" (ref.extern 0))
(assert_return (invoke "br_on_non_null" (i32.const 0)) (i32.const 0))
(assert_return (invoke "br_on_non_null" (i32.const 1)) (i32.const -1))
(assert_return (invoke "br_on_non_null" (i32.const 2)) (i32.const -1))
(assert_return (invoke "br_on_non_null" (i32.const 3)) (i32.const -1))
(assert_return (invoke "br_on_non_null" (i32.const 4)) (i32.const -1))
(assert_return (invoke "br_on_non_i31" (i32.const 0)) (i32.const -1))
(assert_return (invoke "br_on_non_i31" (i32.const 1)) (i32.const 7))
(assert_return (invoke "br_on_non_i31" (i32.const 2)) (i32.const -1))
(assert_return (invoke "br_on_non_i31" (i32.const 3)) (i32.const -1))
(assert_return (invoke "br_on_non_i31" (i32.const 4)) (i32.const -1))
(assert_return (invoke "br_on_non_struct" (i32.const 0)) (i32.const -1))
(assert_return (invoke "br_on_non_struct" (i32.const 1)) (i32.const -1))
(assert_return (invoke "br_on_non_struct" (i32.const 2)) (i32.const 6))
(assert_return (invoke "br_on_non_struct" (i32.const 3)) (i32.const -1))
(assert_return (invoke "br_on_non_struct" (i32.const 4)) (i32.const -1))
(assert_return (invoke "br_on_non_array" (i32.const 0)) (i32.const -1))
(assert_return (invoke "br_on_non_array" (i32.const 1)) (i32.const -1))
(assert_return (invoke "br_on_non_array" (i32.const 2)) (i32.const -1))
(assert_return (invoke "br_on_non_array" (i32.const 3)) (i32.const 3))
(assert_return (invoke "br_on_non_array" (i32.const 4)) (i32.const -1))
;; Concrete Types
(module
(type $t0 (sub (struct)))
(type $t1 (sub $t0 (struct (field i32))))
(type $t1' (sub $t0 (struct (field i32))))
(type $t2 (sub $t1 (struct (field i32 i32))))
(type $t2' (sub $t1' (struct (field i32 i32))))
(type $t3 (sub $t0 (struct (field i32 i32))))
(type $t0' (sub $t0 (struct)))
(type $t4 (sub $t0' (struct (field i32 i32))))
(table 20 structref)
(func $init
(table.set (i32.const 0) (struct.new_canon_default $t0))
(table.set (i32.const 10) (struct.new_canon_default $t0))
(table.set (i32.const 1) (struct.new_canon_default $t1))
(table.set (i32.const 11) (struct.new_canon_default $t1'))
(table.set (i32.const 2) (struct.new_canon_default $t2))
(table.set (i32.const 12) (struct.new_canon_default $t2'))
(table.set (i32.const 3) (struct.new_canon_default $t3 ))
(table.set (i32.const 4) (struct.new_canon_default $t4))
)
(func (export "test-sub")
(call $init)
(block $l (result structref)
;; must not succeed
(br_on_cast_fail $l null $t0 (ref.null struct))
(br_on_cast_fail $l null $t0 (table.get (i32.const 0)))
(br_on_cast_fail $l null $t0 (table.get (i32.const 1)))
(br_on_cast_fail $l null $t0 (table.get (i32.const 2)))
(br_on_cast_fail $l null $t0 (table.get (i32.const 3)))
(br_on_cast_fail $l null $t0 (table.get (i32.const 4)))
(br_on_cast_fail $l $t0 (table.get (i32.const 0)))
(br_on_cast_fail $l $t0 (table.get (i32.const 1)))
(br_on_cast_fail $l $t0 (table.get (i32.const 2)))
(br_on_cast_fail $l $t0 (table.get (i32.const 3)))
(br_on_cast_fail $l $t0 (table.get (i32.const 4)))
(br_on_cast_fail $l null $t1 (ref.null struct))
(br_on_cast_fail $l null $t1 (table.get (i32.const 1)))
(br_on_cast_fail $l null $t1 (table.get (i32.const 2)))
(br_on_cast_fail $l $t1 (table.get (i32.const 1)))
(br_on_cast_fail $l $t1 (table.get (i32.const 2)))
(br_on_cast_fail $l null $t2 (ref.null struct))
(br_on_cast_fail $l null $t2 (table.get (i32.const 2)))
(br_on_cast_fail $l $t2 (table.get (i32.const 2)))
(br_on_cast_fail $l null $t3 (ref.null struct))
(br_on_cast_fail $l null $t3 (table.get (i32.const 3)))
(br_on_cast_fail $l $t3 (table.get (i32.const 3)))
(br_on_cast_fail $l null $t4 (ref.null struct))
(br_on_cast_fail $l null $t4 (table.get (i32.const 4)))
(br_on_cast_fail $l $t4 (table.get (i32.const 4)))
;; must succeed
(drop (block (result structref) (br_on_cast_fail 0 $t0 (ref.null struct))))
(drop (block (result structref) (br_on_cast_fail 0 $t1 (ref.null struct))))
(drop (block (result structref) (br_on_cast_fail 0 $t1 (table.get (i32.const 0)))))
(drop (block (result structref) (br_on_cast_fail 0 $t1 (table.get (i32.const 3)))))
(drop (block (result structref) (br_on_cast_fail 0 $t1 (table.get (i32.const 4)))))
(drop (block (result structref) (br_on_cast_fail 0 $t2 (ref.null struct))))
(drop (block (result structref) (br_on_cast_fail 0 $t2 (table.get (i32.const 0)))))
(drop (block (result structref) (br_on_cast_fail 0 $t2 (table.get (i32.const 1)))))
(drop (block (result structref) (br_on_cast_fail 0 $t2 (table.get (i32.const 3)))))
(drop (block (result structref) (br_on_cast_fail 0 $t2 (table.get (i32.const 4)))))
(drop (block (result structref) (br_on_cast_fail 0 $t3 (ref.null struct))))
(drop (block (result structref) (br_on_cast_fail 0 $t3 (table.get (i32.const 0)))))
(drop (block (result structref) (br_on_cast_fail 0 $t3 (table.get (i32.const 1)))))
(drop (block (result structref) (br_on_cast_fail 0 $t3 (table.get (i32.const 2)))))
(drop (block (result structref) (br_on_cast_fail 0 $t3 (table.get (i32.const 4)))))
(drop (block (result structref) (br_on_cast_fail 0 $t4 (ref.null struct))))
(drop (block (result structref) (br_on_cast_fail 0 $t4 (table.get (i32.const 0)))))
(drop (block (result structref) (br_on_cast_fail 0 $t4 (table.get (i32.const 1)))))
(drop (block (result structref) (br_on_cast_fail 0 $t4 (table.get (i32.const 2)))))
(drop (block (result structref) (br_on_cast_fail 0 $t4 (table.get (i32.const 3)))))
(return)
)
(unreachable)
)
(func (export "test-canon")
(call $init)
(block $l (result structref)
(br_on_cast_fail $l $t0 (table.get (i32.const 0)))
(br_on_cast_fail $l $t0 (table.get (i32.const 1)))
(br_on_cast_fail $l $t0 (table.get (i32.const 2)))
(br_on_cast_fail $l $t0 (table.get (i32.const 3)))
(br_on_cast_fail $l $t0 (table.get (i32.const 4)))
(br_on_cast_fail $l $t0 (table.get (i32.const 10)))
(br_on_cast_fail $l $t0 (table.get (i32.const 11)))
(br_on_cast_fail $l $t0 (table.get (i32.const 12)))
(br_on_cast_fail $l $t1' (table.get (i32.const 1)))
(br_on_cast_fail $l $t1' (table.get (i32.const 2)))
(br_on_cast_fail $l $t1 (table.get (i32.const 11)))
(br_on_cast_fail $l $t1 (table.get (i32.const 12)))
(br_on_cast_fail $l $t2' (table.get (i32.const 2)))
(br_on_cast_fail $l $t2 (table.get (i32.const 12)))
(return)
)
(unreachable)
)
)
(invoke "test-sub")
(invoke "test-canon")