[cfe-dev] Need Python help in TestRunner.py

[Daniel Dunbar]

Hi John,

On Thu, Oct 15, 2009 at 3:09 PM, John Thompson
<john.thompson.jtsoftware at gmail.com> wrote:
> Daniel,
>
> Here's a wierd one regarding running the test/Frontend/ast-main.c test on
> Windows.  The "diff" utility seems to be crashing when run from the test
> scripts in .  Running the same command line from the command shell doesn't
> crash:
>
> diff C:\Tools\llvm\tools\clang\test\Frontend\Output\ast-main.c.tmp1.ll
> C:\Tools\llvm\tools\clang\test\Frontend\Output\ast-main.c.tmp2.ll
>
> By default, on my system, I'm using the diff from the gnuwin32 utils.  I
> also substituted the msys diff, but it crashes also, but only when run under
> the test scripts.
> Are you seeing this too?

Nope, I've never seen diff crashing.

> Any thoughts?

No clue. :)

One major difference about stuff run under the test script is it tries
to limit the things that are in the environment. Maybe that makes your
diff unhappy somehow?

 - Daniel

> -John
>
> On Tue, Oct 13, 2009 at 7:51 AM, Daniel Dunbar <daniel at zuster.org> wrote:
>>
>> Hey John,
>>
>> I'll try to take a look at this soon. File a bug or email me if I seem
>> to forget. :)
>>
>>  - Daniel
>>
>> On Tue, Oct 13, 2009 at 5:19 PM, John Thompson
>> <john.thompson.jtsoftware at gmail.com> wrote:
>> > In running the test Driver/ast.c on Windows:
>> >
>> > 2>  File "C:\Tools\llvm\utils\lit\TestRunner.py", line 79, in
>> > executeShCmd
>> > 2>    raise NotImplementedError,"Unsupported redirect: %r" % (r,)
>> > 2>NotImplementedError: Unsupported redirect: (('>>',),
>> > 'C:\\Tools\\llvm\\tools\\clang\\test\\Driver\\Output\\ast.c.tmp')
>> > It appears that '>>' is not one of the conditions in the if/else series,
>> > and
>> > I don't know Python well enough to fix it.
>> >
>> > My guess of adding:
>> >
>> >             elif r[0] == ('>>',):
>> >                 redirects[1] = [r[1], 'a', None]
>> > resulted in the redirected output being put at the front of the output
>> > file.
>> > So if this is a quick fix for someone, I'd appreciate the help.
>> >
>> > -John
>> > --
>> > John Thompson
>> > John.Thompson.JTSoftware at gmail.com
>> >
>> >
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>> >
>> >
>
>
>
> --
> John Thompson
> John.Thompson.JTSoftware at gmail.com
>
>
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