[cfe-dev] How to use RecursiveASTVisitor of clang to visit the functions implementation in c++?

[Manuel Klimek]

On Thu, Dec 19, 2013 at 12:27 PM, lotay <158481612 at qq.com> wrote:

> For example: the entry file of filemanager is "testcase.cpp", which
> including
> "#include test01.h", and "test01.h" has a class "Test", which a method
> declaration "void sayHi();", and implementation of "sayHi" locates in
> "test01.cpp".
>
> For the above assumption, how can I use the the VisitCXXMethodDecl in
> RecursiveASTVisitor to get the implementation of sayHi(), and When invoke
> the method hasBody() of VisitCXXMethodDecl when visiting the sayHi()
> function, hasBody() return false.
>

You'll get a callback per declaration - in this case, you should get 2
calls of VisitCXXMethodDecl, and the second declaration is also a
definition, which will have hasBody() return true.


>
> The puzzle is how I can get the implementation of the sayHi() with
> "testcase.cpp" as the file entry of the source manager in the current
> CompilerInstance.
>
> For the constructor and deconstructor, the puzzles also arise....
>
> Thanks in advance!!
>
>
>
>
>
>
> --
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