On Tue, 2019-08-06 at 06:59 +0000, Brendan Jackman wrote:
> The arguments of sizeof are not evaluated so arguments are safe to
> re-use in that context. Excludeing sizeof sub-expressions means
> macros like ARRAY_SIZE can pass checkpatch.

Seems sensible, thanks.

> Signed-off-by: Brendan Jackman <[email protected]>
> ---
>  scripts/checkpatch.pl | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
> index 93a7edfe0f05..907a8e8d80ae 100755
> --- a/scripts/checkpatch.pl
> +++ b/scripts/checkpatch.pl
> @@ -5191,7 +5191,7 @@ sub process {
>                               next if ($arg =~ /\.\.\./);
>                               next if ($arg =~ /^type$/i);
>                               my $tmp_stmt = $define_stmt;
> -                             $tmp_stmt =~ 
> s/\b(typeof|__typeof__|__builtin\w+|typecheck\s*\(\s*$Type\s*,|\#+)\s*\(*\s*$arg\s*\)*\b//g;
> +                             $tmp_stmt =~ 
> s/\b(sizeof|typeof|__typeof__|__builtin\w+|typecheck\s*\(\s*$Type\s*,|\#+)\s*\(*\s*$arg\s*\)*\b//g;
>                               $tmp_stmt =~ s/\#+\s*$arg\b//g;
>                               $tmp_stmt =~ s/\b$arg\s*\#\#//g;
>                               my $use_cnt = () = $tmp_stmt =~ /\b$arg\b/g;

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