From: Andreas Schwab <schwab@linux-m68k.org>
To: Eli Zaretskii <eliz@gnu.org>
Cc: Peter Dyballa <Peter_Dyballa@Freenet.DE>, 9203@debbugs.gnu.org
Subject: bug#9203: 24.0.50; some Clang experience
Date: Sat, 30 Jul 2011 15:22:11 +0200 [thread overview]
Message-ID: <m2aabvzyws.fsf@igel.home> (raw)
In-Reply-To: <83livgc5t1.fsf@gnu.org> (Eli Zaretskii's message of "Sat, 30 Jul 2011 15:27:06 +0300")
Eli Zaretskii <eliz@gnu.org> writes:
>> From: Peter Dyballa <Peter_Dyballa@Freenet.DE>
>> Date: Sat, 30 Jul 2011 13:53:30 +0200
>>
>> When using
>>
>> Apple clang version 2.0 (tags/Apple/clang-139) (based on LLVM 2.9svn)
>> Target: x86_64-apple-darwin10
>> Thread model: posix
>>
>> to compile GNU Emacs on Mac OS X 10.6.8 with intel Core i7 it warns about some statements:
>>
>> emacs-24.0.50/lib-src/../src/regex.c:6603:15: warning:
>> comparison of unsigned enum expression >= 0 is always true [-Wtautological-compare]
>> if (ret >= 0)
>> ~~~ ^ ~
>
> `ret' is of the type `reg_errcode_t', which is an enumerated data
> type, so its signedness is implementation-defined, AFAIK.
But re_search returns regoff_t, so the type is wrong.
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:[~2011-07-30 13:22 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-30 11:53 bug#9203: 24.0.50; some Clang experience Peter Dyballa
2011-07-30 12:27 ` Eli Zaretskii
2011-07-30 12:58 ` Peter Dyballa
2011-07-30 13:22 ` Andreas Schwab [this message]
2011-07-30 13:31 ` Eli Zaretskii
2011-07-30 13:49 ` Andreas Schwab
2011-07-30 14:11 ` Eli Zaretskii
2011-07-30 14:33 ` Andreas Schwab
2015-12-22 3:44 ` Tom Tromey
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