(module
 (type $0 (func))
 (memory $0 1024 1024)
 (data $0 (i32.const 0) "hello, world")
 (func $0 (type $0)
  (memory.init $0
   (i32.const 512)
   (i32.const 0)
   (i32.const 12)
  )
 )
 (func $1 (type $0)
  (data.drop $0)
 )
 (func $2 (type $0)
  (memory.copy
   (i32.const 512)
   (i32.const 0)
   (i32.const 12)
  )
 )
 (func $3 (type $0)
  (memory.fill
   (i32.const 0)
   (i32.const 42)
   (i32.const 1024)
  )
 )
)