[cfe-commits] [Patch 7 of 7] -verify fixes and enhancement

Jordan Rose jordan_rose at apple.com
Tue Jul 3 17:48:35 PDT 2012

On Jul 3, 2012, at 3:23 PM, Andy Gibbs wrote:

> On Tuesday, July 03, 2012 5:18 PM, Jordan Rose wrote:
>> On Jul 2, 2012, at 10:39 PM, Andy Gibbs wrote:
>> [...snip...]
>>> In the case above, Module.h is shared across a number of tests.  In some
>>> tests the include file was parsed correctly and in others it was not.  (I
>>> made some comments about a net with holes in another post and this
>>> is one example of where it applied!)  Unfortunately, this incorrect parsing
>>> coincided with the cases where the diagnostic also not generated (if you
>>> look at the original implementation you will understand why), so the
>>> test-case bug was missed.  Since the diagnostic sometimes is and
>>> sometimes is not generated, hence the "0-1".
>> I see. It doesn't look like the "umbrella header" warning (-Wincomplete-umbrella)
>> is exercised anywhere else, though. Perhaps it should be put into a test of
>> its own? (I think it's reasonable to make a separate "Umbrella.framework"
>> because of the existing expectation in Module.framework.)
> Hmm, I'm not sure I understand enough about how the modules part of the compiler
> works to change a test-case so drastically.  Would it not be better to get this
> changed by someone better qualified?

Let's rope Doug in on this part. Doug, what exactly is -Wincomplete-umbrella for? Is it okay to just test it in one place, and make the "default" Module.framework a completely clean framework?

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