[PATCH] D154550: [clang-format] Allow empty loops on a single line.

[Owen Pan via Phabricator via cfe-commits]

owenpan added a comment.

In D154550#4529346 <https://reviews.llvm.org/D154550#4529346>, @gedare wrote:

> In D154550#4526386 <https://reviews.llvm.org/D154550#4526386>, @owenpan wrote:
>
>> Like `while (a);`, `while (a) {}` is also an empty loop, so `NonEmpty` is misleading if it excludes the former but not the latter. IMO we should just fix the bug without extending the option because any loop with a single-statement body is a short loop.
>
> Agreed, except that many style guides (notably, K&R, LLVM, and Google) treat these two cases differently.

LLVM doesn't merge short loops. Google uses `{}` instead of `;` whereas AFAIK K&R does the opposite. I don't know of any major style that requires breaking before the null statement and merging the empty block.


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