[cfe-dev] Finding all references to a function overload or type.

[Manuel Klimek]

On Thu, Nov 15, 2012 at 12:47 AM, Holtgrewe, Manuel <
manuel.holtgrewe at fu-berlin.de> wrote:

> Dear all,
>
> I would like to use the clang infrastructure (libclang, libtooling, ...)
> to find all references to a function overload or a type in a program. This
> should also work if the program has templates.
>
> Consider the following example:
>
> void f(int i)
> {}
>
> template <typename T>
> void f(T x)
> {
>   X<T> y;
> }
>
> template <typename T>
> struct X
> {};
>
> template <>
> struct X<long>
> {};
>
> main ()
> {
>   f(3.0);
>   f(1);
>   f(1l);
>
>   return 0;
> }
>
> For example, I would like to find all occurences of the overload "void
> f(int i)" (result should be the line with "f(1)" or all occurences of the
> specialization "X<long>" (in the line with "X<T> y" when f is called with a
> long value.
>
> Is this possible with clang? If so, can anyone point me in the right
> direction?
>

Yes. Start here: http://clang.llvm.org/docs/Tooling.html

Cheers,
/Manuel


>
> Thanks,
> Manuel
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> cfe-dev at cs.uiuc.edu
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>
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