[asan] Emit GIMPLE directly, small cleanups

[Diego Novillo]

On 2012-10-12 12:40 , Jakub Jelinek wrote:
> On Fri, Oct 12, 2012 at 11:51:22AM -0400, Diego Novillo wrote:
>> On 2012-10-12 11:01 , Rainer Orth wrote:
>>> Diego Novillo <dnovillo@google.com> writes:
>>>
>>>> 3- To run ASAN's testsuite, I propose a simple wrapper script that executes
>>>> it using the just-built gcc.  I don't think it's worth the pain to convert
>>>> the testsuite into DejaGNU.
>>>
>>> If the testsuite is not converted (which can be ugly for maintainers
>>> since it needs separate mechanisms for everything Dejagnu already deals
>>> with, like timeouts, target-specific skipping), at the very least make
>>
>> The thing is that if we convert the testsuite, then taking pristine
>> tarballs is out of the question and we end up with a library like
>> boehm-gc or zlib.  I would prefer to have something completely
>> separate that we can just drop in.
>
> I don't see how can their testcase be used if not converted to Dejagnu
> though, most of their testcases are full of LLVM testcase markup
> (// RUN, // CHECK*, etc.).  So, if we import the library unmodified,
> we'll need to setup some directory under gcc/testsuite/ for asan tests
> and arrange for *.exp to find the libraries.

Hm, perhaps that would be the way then.  Have the testsuite in 
gcc/testsuite/asan and only run it if ASAN was configured.  We could 
adapt the basic tests from libasan and over time add more into 
gcc/testsuite/asan.


Would that work?


Diego.