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checkpatch: warn on declaration with storage class not at the beginning

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The C99 specification states in section 6.11.5:

The placement of a storage-class specifier other than at the beginning
of the declaration specifiers in a declaration is an obsolescent
feature.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Acked-by: Jean Delvare <khali@linux-fr.org>
Cc: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Tobias Klauser 2010-05-24 14:33:30 -07:00 committed by Linus Torvalds
parent 3354957a4f
commit d4977c78e9
1 changed files with 5 additions and 0 deletions
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5
scripts/checkpatch.pl
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@ -2601,6 +2601,11 @@ sub process {
CHK("architecture specific defines should be avoided\n" . $herecurr); CHK("architecture specific defines should be avoided\n" . $herecurr);
} }
# Check that the storage class is at the beginning of a declaration
if ($line =~ /\b$Storage\b/ && $line !~ /^.\s*$Storage\b/) {
WARN("storage class should be at the beginning of the declaration\n" . $herecurr)
}
# check the location of the inline attribute, that it is between # check the location of the inline attribute, that it is between
# storage class and type. # storage class and type.
if ($line =~ /\b$Type\s+$Inline\b/ || if ($line =~ /\b$Type\s+$Inline\b/ ||