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- Subject: Re: Why have two RETURN opcode for function
- From: Scott Morgan <blumf@...>
- Date: Mon, 21 Mar 2016 16:10:42 +0000
On 21/03/16 15:59, Dirk Laurie wrote:
> 2016-03-21 16:32 GMT+02:00 Wangbo <wangbo.red@gmail.com>:
>> I have simple Lua code, why have two RETURN opcode for foo function after i
>> check compile code.
>>
>
>> 6 [4] RETURN 1 2
>> 7 [5] RETURN 0 1
>
> Checking all code paths to make sure that the `end` statement
> cannot be reached would make the compiler more complicated.
>
Is this an overhead of supporting gotos?
Scott
