Re: [PATCH] .clang-format: update column limit

From: Joe Perches
Date: Wed Jun 10 2020 - 13:13:30 EST


On Wed, 2020-06-10 at 14:51 +0200, Christian Brauner wrote:
> The provided clang-format file wraps at 80 chars. If noone minds I'd like
> to adjust this limit to 100 similar to what checkpatch (cf. [1]) uses now.
>
> [1]: commit bdc48fa11e46 ("checkpatch/coding-style: deprecate 80-column warning")
> Signed-off-by: Christian Brauner <christian.brauner@xxxxxxxxxx>
[]
> diff --git a/.clang-format b/.clang-format
[]
> @@ -52,7 +52,7 @@ BreakConstructorInitializersBeforeComma: false
> #BreakConstructorInitializers: BeforeComma # Unknown to clang-format-4.0
> BreakAfterJavaFieldAnnotations: false
> BreakStringLiterals: false
> -ColumnLimit: 80
> +ColumnLimit: 100

Ii think this is a not a good change.

If you read the commit log you provided, it ways
"staying withing 80 columns is certainly still _preferred_"

With this change, clang would _always_ wrap to 100 columns.

clang would not make any reasonable attempt to use 80 when
it should.