patch: clarify missing template arguments when parsing base specifier

[Nick Lewycky]

On 27 August 2013 00:54, Chandler Carruth <chandlerc at google.com> wrote:

>
> On Tue, Aug 27, 2013 at 12:49 AM, Nick Lewycky <nlewycky at google.com>wrote:
>
>> Good catch. Foo could be a template function (or a template variable in
>> C++14 I suppose) instead of a template class. That I know how to fix.
>>
>
> Yikes, hadn't even thought of the cases when it was the wrong kind of
> template-id....
>
>
>> Unfortunately, the template typo correction is wired into
>> LookupTemplateName. Even if I bypass isTemplateName and create a
>> LookupResult with diagnostics suppressed, we still get the typo
>> corrections. I do not know the design of clang well enough to know how to
>> change that.
>>
>
> Yea, not saying you need to fix, saying it's worth a PR or something to
> track. Maybe talk to Kaelyn so its on her or Richard's radar to look at it.
> I'm imagining things like 'sorte' -> 'sort' instead of 'sort' -> 'sorter'.
> Maybe I'm too worried, but I'd like to make sure we don't lose track of
> this issue.
>

Fixed. ClassifyName doesn't do typo correction (unless you ask it to).
Testcases added.

Please review!

Nick
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