[cfe-dev] Match member initializers for themself

David Come via cfe-dev cfe-dev at lists.llvm.org
Mon Sep 26 05:39:23 PDT 2016


Great news,


thanks !


On 23/09/2016 19:16, Aaron Ballman wrote:
> On Fri, Sep 23, 2016 at 11:01 AM, Aaron Ballman <aaron at aaronballman.com> wrote:
>> On Fri, Sep 23, 2016 at 9:07 AM, David Come via cfe-dev
>> <cfe-dev at lists.llvm.org> wrote:
>>> Hi,
>>>
>>>
>>> I'm using clang-matchers with clang-querry 3.8 and I would like to match
>>> members initializer for themself.
>>>
>>>
>>> For instance,  in the following snippet
>>>
>>> struct A
>>> {
>>>    int i;
>>>    double d;
>>>    A(){}
>>>    A(int ii) : i(ii),d(-1.0){}
>>> };
>>>
>>> I would like to get i(ii) and d(-1.0).
>>>
>>> I tried match cxxCtorInitializer(forField(hasName("i"))), which is exactly
>>> what I want according to the doc, but I get Not a valid top-level matcher.
>>>
>>>
>>> I'm able to retrieve the constructor that holds the initializing expression
>>> i'm interested into with match
>>> cxxConstructorDecl(hasAnyConstructorInitializer(forField(hasName("i"))))
>>>
>>> Is there something I'm doing wrong ? is there a bug in clang querry ?
>> This is a bug with the way that the AST matchers register dynamic
>> matchers, from what I can tell. I think this is worth reporting a bug
>> over.
> You're welcome to follow along: https://reviews.llvm.org/D24874
>
> ~Aaron
>
>



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