[lto] Add nth_parm_type_p, alloc_parm_types, vec_heap2parm_types.

[Mark Mitchell]

Kazu Hirata wrote:
> Hi Mark,
> 
>>>  *(nth_parm_type_p (parm_types, 3)) = some_type;
>>
>>
>> Would set_parm_type (parm_types, 3, some_type) be a simpler interface?
>>
>> I'm OK with either option, but pointers always tend to require a bit
>> more thought.
> 
> OK.  How about introducing both set_parm_type and nth_parm_type_ptr? 

Only if you think it's convenient; you're the one using the interface.
:-)  If you need the pointer interface, and you're happy to use it,
stick with that.

-- 
Mark Mitchell
CodeSourcery
mark@codesourcery.com
(650) 331-3385 x713