[cfe-dev] Building and inspecting CFGs

shr dev via cfe-dev cfe-dev at lists.llvm.org
Wed May 25 02:49:23 PDT 2016


Thank you for quickly answering my question. it seems like the static
analysis tool interface is the better way to perform this task. After
reading the CFG.cpp and CFG.h I think that building the CFG on my own from
the AST can be a big amount of work and a little bit tedious.

2016-05-24 23:36 GMT+02:00 Jonathan Roelofs <jonathan at codesourcery.com>:

>
>
> On 5/24/16 3:33 PM, Alexey Sidorin via cfe-dev wrote:
>
>> Hello,
>>
>> In Clang tools, you can use CFG class (search for CFG.cpp, CFG.h).
>> However, I'm not sure if it is available with Python bindings.
>>
>>
>> 23.05.2016 22:28, shr dev via cfe-dev пишет:
>>
>>> Hi everyone,
>>>
>>> I am trying to build a C static analysis tool and in order to make
>>> some procedures I need to build Control Flow Graphs. I am using clang
>>>
>>
> There's already a bunch of infrastructure in place for this... are you
> sure you want to start from scratch? (It uses the CFG infra that Alexey
> mentioned).
>
> http://clang-analyzer.llvm.org/
>
>
> Jon
>
>
> for parsing the c files and building the AST, in particular I am
>>> working with python bindings. I was wondering if there is any way to
>>> build and interact with a Control Flow Graph in the same way I can do
>>> it throught the AST with pyhton bindings.
>>> I inspected the files and I realized that with python bindings this is
>>> not possible (maybe I am wrong since I am a little newbie). Maybe
>>> exist another way to do it, can you help me with that?
>>>
>>> Thank you so much, I hope this is the right place for this type of
>>> questions.
>>>
>>>
>>> _______________________________________________
>>> cfe-dev mailing list
>>> cfe-dev at lists.llvm.org
>>> http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-dev
>>>
>>
>>
>>
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>>
>>
> --
> Jon Roelofs
> jonathan at codesourcery.com
> CodeSourcery / Mentor Embedded
>
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