(module
 (type $none_=>_none (func))
 (memory $0 256 256)
 (func $c (; 0 ;)
  (call $c)
  (call $c)
  (call $c)
 )
 (func $b (; 1 ;)
  (call $b)
  (call $b)
 )
 (func $a (; 2 ;)
  (call $a)
 )
)