[cfe-dev] Getting diagnostic information from clang

[Sean Silva]

On Tue, Jun 2, 2015 at 12:25 PM, Nate Wilson <nwilson20 at gmail.com> wrote:

> Hi,
>
> Is there any way to get information about where a diagnostic came from in
> clang, e.g. the source from which the Diagnostic was constructed? For
> example, when I try to assign to a member which doesn't exist in my
> class/struct, I get:
>
> error: no member named 'foo' in 'Bar'
>
> Is there anyway for clang to tell me where this Diagnostic came from?
>
Diagnostic::getLocation and Diagnostic::getRanges ?

-- Sean Silva


>
> Similarly, when the AST is constructed and I'm able to assign a value to
> foo, is there anyway for me to get the information about where the lookup
> is correctly found (for a data member in particular)?
>
> Or, do would I need to do some libAST tooling, get called back when a
> match is found, and debug from there?
>
> I'd appreciate any help.
>
> Thank you,
>
> Nate
>
>
>
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