Commit 74349bcc authored by Joe Perches's avatar Joe Perches Committed by Linus Torvalds

checkpatch: add support for floating point constants

Even though the kernel doesn't support using floating point constants,
add a regex for them.

Support forms like: 0x123p1, 123e-1, 1.23, 1.5e23f
Signed-off-by: default avatarJoe Perches <joe@perches.com>
Cc: Andy Whitcroft <apw@canonical.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 6b7eaf6e
......@@ -230,7 +230,11 @@ our $Inline = qr{inline|__always_inline|noinline};
our $Member = qr{->$Ident|\.$Ident|\[[^]]*\]};
our $Lval = qr{$Ident(?:$Member)*};
our $Constant = qr{(?i:(?:0x[0-9a-f]+|[0-9]+)[ul]*)};
our $Float_hex = qr{(?i:0x[0-9a-f]+p-?[0-9]+[fl]?)};
our $Float_dec = qr{(?i:((?:[0-9]+\.[0-9]*|[0-9]*\.[0-9]+)(?:e-?[0-9]+)?[fl]?))};
our $Float_int = qr{(?i:[0-9]+e-?[0-9]+[fl]?)};
our $Float = qr{$Float_hex|$Float_dec|$Float_int};
our $Constant = qr{(?:$Float|(?i:(?:0x[0-9a-f]+|[0-9]+)[ul]*))};
our $Assignment = qr{(?:\*\=|/=|%=|\+=|-=|<<=|>>=|&=|\^=|\|=|=)};
our $Compare = qr{<=|>=|==|!=|<|>};
our $Operators = qr{
......
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