From: Andreas Schwab <schwab@linux-m68k.org>
To: "Aurélien Aptel" <aurelien.aptel@gmail.com>
Cc: Emacs development discussions <emacs-devel@gnu.org>
Subject: Re: Problem in ENCODE_CHAR macro
Date: Fri, 26 Feb 2016 22:07:08 +0100 [thread overview]
Message-ID: <87si0f9o5f.fsf@linux-m68k.org> (raw)
In-Reply-To: <CA+5B0FNZz1V61sQoDoBU3uQi6W=ngYK6eamL56qd-OqDMb9TNg@mail.gmail.com> ("Aurélien Aptel"'s message of "Fri, 26 Feb 2016 21:45:18 +0100")
Aurélien Aptel <aurelien.aptel@gmail.com> writes:
> Hi,
>
> #define ENCODE_CHAR(charset, c) \
> (verify_expr \
> (sizeof (c) <= sizeof (int), \
> (ASCII_CHAR_P (c) && (charset)->ascii_compatible_p \
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> ? (unsigned) (c)
>
>
> ?: has lower precedence than &&.
> Shouldn't the underlined part be wrapped in extra paren?
But as you say, && has higher precedence, thus such parens won't change
anything.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
next prev parent reply other threads:[~2016-02-26 21:07 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-26 20:45 Problem in ENCODE_CHAR macro Aurélien Aptel
2016-02-26 21:07 ` Andreas Schwab [this message]
2016-02-26 21:17 ` Aurélien Aptel
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