[PATCH] D34263: [preprocessor] When preprocessor option 'SingleFileParseMode' is enabled, parse all directive blocks if the condition uses undefined macros

[Vladimir Voskresensky via Phabricator via cfe-commits]

voskresensky.vladimir added a comment.

> Here's an example to clarify the difference:

Thanks for the example. You are right, I missed this difference in patch.


https://reviews.llvm.org/D34263