[cfe-dev] Add a parameter to FunctionDecl
Eli Friedman
eli.friedman at gmail.com
Sat Nov 10 18:32:43 PST 2012
On Sat, Nov 10, 2012 at 3:27 PM, madil90 <madil90 at gmail.com> wrote:
> Hi,
> I am using clang to create and parse an AST. I have a function in an
> ASTVisitor called "VisitFunctionDecl" which gives me a functiondecl object.
> I need to add a new parameter to this declaration in source code e.g.
>
> int foo()
> {
>
> }
>
> should be converted to
>
> int foo(int a)
> {
> }
>
> I need to find the location just before the ending bracket. Is there any
> way to do that?
Get a FunctionTypeLoc out of the decl; that stores the relevant locations.
> Also, can I ensure that the new parameter being added
> doesn't conflict with some variable in the function?
You can use a RecursiveASTVisitor or something like that to visit all
the declarations in the function.
-Eli
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