[cfe-dev] Remove implicitly generated AST nodes by Sema

[Eli Friedman]

On Tue, Jun 4, 2013 at 2:51 PM, Pan, Wei <wei.pan at intel.com> wrote:

>  For the following example, the argument in the call “foo(x)” does not
> have an implicit cast on top of  the CXXConstructExpr. Is it generally
> right to generate one for this call? If yes, then
> CastExpr::getSubExprAsWritten would work here. ** **
>
> ** **
>
> void foo(Y y);****
>
> ** **
>
> void bar(X x) {****
>
>    foo(x);
> }****
>
>
>
There are three CXXConstructExprs here: one is the ConstructorConversion,
and the other two are copy constructors.  Off the top of my head, I'm not
sure there's a convenient way to check whether a CXXConstructExpr is an
implicit copy constructor call.

-Eli
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