test/reg_switch.wast - external/github.com/WebAssembly/binaryen - Git at Google

 (module
   (memory 0)
   (func $0
     (if
       (i32.const 0)
       (block $A
         (br_table $A
           (i32.const 0)
         )
       )
     )
   )
 )
	(module
	(memory 0)
	(func $0
	(if
	(i32.const 0)
	(block $A
	(br_table $A
	(i32.const 0)
	)
	)
	)
	)
	)