[Bug 18] New: int foo[0] accept -- what's its semantics?
Stewart Gordon
smjg_1998 at yahoo.com
Mon Mar 6 06:14:55 PST 2006
Chris Miller wrote:
>> void main() {
>> int foo[0];
>> }
>>
>> dmd 0.148 accepts this gdc 0.17 and my 0.18 work in progress both
>> segv off in gcc land where it's assumed that variables passed into
>> the middle end all have space associated with them. What are the
>> right semantics for this situation?
>
> I'd like it to be allowed and completely disable bounds checking on that
> array, so that the old C trick can work: putting an array as the last
> field in a struct so that extra memory can be allocated after the struct
> to add more elements to the array at runtime.
<snip>
Is this to support a legacy API, or what?
Stewart.
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