This warning was there to avoid the use of 0bxxx values as they are not supported by gcc prior to v4.3
Since commit cafa0010cd51f ("Raise the minimum required gcc version to 4.6"), it's not an issue anymore and using such values can increase readability of code. Signed-off-by: Christophe Leroy <christophe.le...@c-s.fr> --- scripts/checkpatch.pl | 11 ----------- 1 file changed, 11 deletions(-) diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 5219280bf7ff..d98650790722 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -4933,17 +4933,6 @@ sub process { while ($line =~ m{($Constant|$Lval)}g) { my $var = $1; -#gcc binary extension - if ($var =~ /^$Binary$/) { - if (WARN("GCC_BINARY_CONSTANT", - "Avoid gcc v4.3+ binary constant extension: <$var>\n" . $herecurr) && - $fix) { - my $hexval = sprintf("0x%x", oct($var)); - $fixed[$fixlinenr] =~ - s/\b$var\b/$hexval/; - } - } - #CamelCase if ($var !~ /^$Constant$/ && $var =~ /[A-Z][a-z]|[a-z][A-Z]/ && -- 2.13.3