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;; NOTE: Assertions have been generated by update_lit_checks.py --all-items and should not be edited.
;; Check that array types and operations are emitted properly in the binary format.
;; RUN: wasm-opt %s -all -S -o - | filecheck %s
;; RUN: wasm-opt %s -all --roundtrip -S -o - | filecheck %s --check-prefix=ROUNDTRIP
;; Check that we can roundtrip through the text format as well.
;; RUN: wasm-opt %s -all -S -o - | wasm-opt -all -S -o - | filecheck %s
(module
(type $byte-array (array (mut i8)))
;; CHECK: (type $ref|array|_=>_i32 (func (param (ref array)) (result i32)))
;; CHECK: (type $nullref_=>_i32 (func (param nullref) (result i32)))
;; CHECK: (type $arrayref_=>_i32 (func (param arrayref) (result i32)))
;; CHECK: (func $len (param $a (ref array)) (result i32)
;; CHECK-NEXT: (array.len array
;; CHECK-NEXT: (local.get $a)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; ROUNDTRIP: (type $ref|array|_=>_i32 (func (param (ref array)) (result i32)))
;; ROUNDTRIP: (type $nullref_=>_i32 (func (param nullref) (result i32)))
;; ROUNDTRIP: (type $arrayref_=>_i32 (func (param arrayref) (result i32)))
;; ROUNDTRIP: (func $len (param $a (ref array)) (result i32)
;; ROUNDTRIP-NEXT: (array.len array
;; ROUNDTRIP-NEXT: (local.get $a)
;; ROUNDTRIP-NEXT: )
;; ROUNDTRIP-NEXT: )
(func $len (param $a (ref array)) (result i32)
;; TODO: remove the unused type annotation
(array.len $byte-array
(local.get $a)
)
)
;; CHECK: (func $impossible-len (param $none nullref) (result i32)
;; CHECK-NEXT: (array.len none
;; CHECK-NEXT: (local.get $none)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; ROUNDTRIP: (func $impossible-len (param $none nullref) (result i32)
;; ROUNDTRIP-NEXT: (array.len none
;; ROUNDTRIP-NEXT: (local.get $none)
;; ROUNDTRIP-NEXT: )
;; ROUNDTRIP-NEXT: )
(func $impossible-len (param $none nullref) (result i32)
(array.len $byte-array
(local.get $none)
)
)
;; CHECK: (func $unreachable-len (param $a arrayref) (result i32)
;; CHECK-NEXT: (array.len array
;; CHECK-NEXT: (unreachable)
;; CHECK-NEXT: )
;; CHECK-NEXT: )
;; ROUNDTRIP: (func $unreachable-len (param $a arrayref) (result i32)
;; ROUNDTRIP-NEXT: (unreachable)
;; ROUNDTRIP-NEXT: )
(func $unreachable-len (param $a arrayref) (result i32)
(array.len $byte-array
(unreachable)
)
)
)
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