Re: [Patch] hard-widen-limits [was Re: Syntax tables for multiple modes [was: bug#22983: syntax-ppss returns wrong result.]]

[Vitalie Spinu]

>> On Sun, Apr 24 2016 15:20, Andreas Schwab wrote:

> Vitalie Spinu <address@hidden> writes:

>> @@ -1692,7 +1692,7 @@ exec_byte_code (Lisp_Object bytestr, Lisp_Object 
>> vector, Lisp_Object maxdepth,
>>  
>>      CASE (Bwiden):
>>        BEFORE_POTENTIAL_GC ();
>> -      PUSH (Fwiden ());
>> +      TOP = Fwiden (TOP);

> You are clobbering the stack here.  Instead of pushing a new value you
> are overwriting an unrelated value on the stack.

I don't think so. I pick an argument form the stack and put the return value in
it. This is what all one-arg functions do in bytecode.c.


  Vitalie