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From: "falk at debian dot org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c/22485] pointer +- integer is never NULL Date: Thu, 14 Jul 2005 13:19:00 -0000 [thread overview] Message-ID: <20050714131906.15038.qmail@sourceware.org> (raw) In-Reply-To: <20050714131031.22485.mattias@virtutech.se> ------- Additional Comments From falk at debian dot org 2005-07-14 13:19 ------- (In reply to comment #2) > This is invalid and here is why, if both p and x are NULL/0, then p+x will always be NULL so in this is > invalid optimization. Huh? nullpointer + 0 is undefined, it doesn't matter what happens in that case. Reopening. -- What |Removed |Added ---------------------------------------------------------------------------- Status|RESOLVED |UNCONFIRMED Resolution|INVALID | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22485
next prev parent reply other threads:[~2005-07-14 13:19 UTC|newest] Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top 2005-07-14 13:10 [Bug c/22485] New: " mattias at virtutech dot se 2005-07-14 13:14 ` [Bug c/22485] " pinskia at gcc dot gnu dot org 2005-07-14 13:14 ` mattias at virtutech dot se 2005-07-14 13:19 ` falk at debian dot org [this message] 2005-07-14 13:45 ` dberlin at gcc dot gnu dot org 2005-07-14 13:46 ` falk at debian dot org 2005-07-14 15:19 ` gdr at integrable-solutions dot net 2005-07-14 15:21 ` gdr at integrable-solutions dot net 2005-07-14 16:03 ` falk at debian dot org 2005-07-14 19:38 ` Gabriel Dos Reis 2005-07-14 21:47 ` Falk Hueffner 2005-07-14 19:40 ` gdr at integrable-solutions dot net 2005-07-14 22:19 ` falk at debian dot org 2005-07-14 23:04 ` gdr at integrable-solutions dot net 2005-07-15 7:51 ` falk at debian dot org 2005-07-15 8:26 ` gdr at integrable-solutions dot net 2005-07-15 9:27 ` mattias at virtutech dot se 2005-07-15 10:35 ` gdr at integrable-solutions dot net 2005-07-15 11:42 ` pluto at agmk dot net 2005-07-15 14:25 ` falk at debian dot org 2005-07-15 15:02 ` gdr at integrable-solutions dot net 2005-07-15 15:21 ` falk at debian dot org 2005-07-15 15:54 ` mattias at virtutech dot se 2005-09-24 5:37 ` gdr at gcc dot gnu dot org 2005-09-24 9:39 ` falk at debian dot org
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