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;; NOTE: Assertions have been generated by update_lit_checks.py and should not be edited.
;; Test that casts to basic types round trip properly.
;; RUN: wasm-opt %s -all --roundtrip -S -o - | filecheck %s
(module
;; CHECK: (func $test (type $1) (param $x structref) (result i32)
;; CHECK-NEXT: (ref.test (ref struct)
;; CHECK-NEXT: (local.get $x)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $test (param $x (ref null struct)) (result i32)
(ref.test (ref struct)
(local.get $x)
)
)
;; CHECK: (func $cast (type $2) (param $x structref)
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (ref.cast structref
;; CHECK-NEXT: (local.get $x)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $cast (param $x (ref null struct))
(drop
(ref.cast structref
(local.get $x)
)
)
)
;; CHECK: (func $br (type $0) (param $anyref anyref)
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (block $block (result structref)
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (br_on_cast $block anyref (ref struct)
;; CHECK-NEXT: (local.get $anyref)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: (ref.null none)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $br (param $anyref anyref)
(drop
(block $l (result structref)
(drop
(br_on_cast $l anyref (ref struct)
(local.get $anyref)
)
)
(ref.null none)
)
)
)
;; CHECK: (func $br-null (type $0) (param $anyref anyref)
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (block $block (result structref)
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (br_on_cast $block anyref structref
;; CHECK-NEXT: (local.get $anyref)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: (ref.null none)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $br-null (param $anyref anyref)
(drop
(block $l (result structref)
(drop
(br_on_cast $l anyref structref
(local.get $anyref)
)
)
(ref.null none)
)
)
)
;; CHECK: (func $br-fail-null (type $0) (param $anyref anyref)
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (block $block (result anyref)
;; CHECK-NEXT: (drop
;; CHECK-NEXT: (br_on_cast_fail $block anyref structref
;; CHECK-NEXT: (local.get $anyref)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: (ref.null none)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; CHECK-NEXT: )
(func $br-fail-null (param $anyref anyref)
(drop
(block $l (result anyref)
(drop
(br_on_cast_fail $l anyref structref
(local.get $anyref)
)
)
(ref.null none)
)
)
)
)
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