linux-kernel - Re: [PATCH] take sched_debug.c out of nasal demon territory

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 6 Aug 2007 17:51:29 +0200 (CEST)
From:	Jan Engelhardt <jengelh@...putergmbh.de>
To:	Al Viro <viro@....linux.org.uk>
cc:	Linus Torvalds <torvalds@...ux-foundation.org>, mingo@...hat.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] take sched_debug.c out of nasal demon territory


On Aug 6 2007 04:26, Al Viro wrote:
>
>	C99 6.10.3[11]: preprocessing directive within the argument list
>of macro invocation => undefined behaviour.  Don't do that...

String concatenation ("a" "b") is not a preprocessing directive.

$ gcc -E test.c
# 1 "test.c"
# 1 "<built-in>"
# 1 "<command line>"
# 1 "test.c"
printf("a" "b");

(If it was, the "a" "b" would have already been joined.)


	Jan
-- 
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/