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;; NOTE: Assertions have been generated by update_lit_checks.py --output=fuzz-exec and should not be edited.
;; RUN: wasm-opt %s -all --fuzz-exec -q -o /dev/null 2>&1 | filecheck %s
(module
;; CHECK: [fuzz-exec] calling null-local
;; CHECK-NEXT: [fuzz-exec] note result: null-local => 1
(func "null-local" (result i32)
(local $ref (ref null i31))
(ref.is_null
(local.get $ref)
)
)
;; CHECK: [fuzz-exec] calling null-immediate
;; CHECK-NEXT: [fuzz-exec] note result: null-immediate => 1
(func "null-immediate" (result i32)
(ref.is_null
(ref.null i31)
)
)
;; CHECK: [fuzz-exec] calling non-null
;; CHECK-NEXT: [fuzz-exec] note result: non-null => 0
(func "non-null" (result i32)
(ref.is_null
(i31.new
(i32.const 1234)
)
)
)
;; CHECK: [fuzz-exec] calling nn-u
;; CHECK-NEXT: [fuzz-exec] note result: nn-u => 2147483647
(func "nn-u" (result i32)
(i31.get_u
(i31.new
(i32.const 0xffffffff)
)
)
)
;; CHECK: [fuzz-exec] calling nn-s
;; CHECK-NEXT: [fuzz-exec] note result: nn-s => -1
(func "nn-s" (result i32)
(i31.get_s
(i31.new
(i32.const 0xffffffff)
)
)
)
;; CHECK: [fuzz-exec] calling zero-is-not-null
;; CHECK-NEXT: [fuzz-exec] note result: zero-is-not-null => 0
(func "zero-is-not-null" (result i32)
(local $ref (ref null i31))
(local.set $ref
(i31.new
(i32.const 0)
)
)
(i32.add ;; 0 + 0 is 0
(ref.is_null
(local.get $ref)
)
(i31.get_u ;; this should not trap on null
(local.get $ref)
)
)
)
;; CHECK: [fuzz-exec] calling trap
;; CHECK-NEXT: [trap null ref]
(func "trap" (result i32)
(i31.get_u
(ref.null i31)
)
)
)
;; CHECK: [fuzz-exec] calling null-local
;; CHECK-NEXT: [fuzz-exec] note result: null-local => 1
;; CHECK: [fuzz-exec] calling null-immediate
;; CHECK-NEXT: [fuzz-exec] note result: null-immediate => 1
;; CHECK: [fuzz-exec] calling non-null
;; CHECK-NEXT: [fuzz-exec] note result: non-null => 0
;; CHECK: [fuzz-exec] calling nn-u
;; CHECK-NEXT: [fuzz-exec] note result: nn-u => 2147483647
;; CHECK: [fuzz-exec] calling nn-s
;; CHECK-NEXT: [fuzz-exec] note result: nn-s => -1
;; CHECK: [fuzz-exec] calling zero-is-not-null
;; CHECK-NEXT: [fuzz-exec] note result: zero-is-not-null => 0
;; CHECK: [fuzz-exec] calling trap
;; CHECK-NEXT: [trap null ref]
;; CHECK-NEXT: [fuzz-exec] comparing nn-s
;; CHECK-NEXT: [fuzz-exec] comparing nn-u
;; CHECK-NEXT: [fuzz-exec] comparing non-null
;; CHECK-NEXT: [fuzz-exec] comparing null-immediate
;; CHECK-NEXT: [fuzz-exec] comparing null-local
;; CHECK-NEXT: [fuzz-exec] comparing trap
;; CHECK-NEXT: [fuzz-exec] comparing zero-is-not-null
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