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From: "steven at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/18842] Weak optimization on global references Date: Sun, 05 Dec 2004 14:53:00 -0000 [thread overview] Message-ID: <20041205145319.4042.qmail@sourceware.org> (raw) In-Reply-To: <20041205085537.18842.felix.nawothnig@t-online.de> ------- Additional Comments From steven at gcc dot gnu dot org 2004-12-05 14:53 ------- This is not a bug. You need IPA to figure out that y is never changed. For example: int x, &y = x, z; int bar() { y = z; } int foo() { y = 42; } -- What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution| |INVALID http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18842
next prev parent reply other threads:[~2004-12-05 14:53 UTC|newest] Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top 2004-12-05 8:55 [Bug c++/18842] New: " felix dot nawothnig at t-online dot de 2004-12-05 8:58 ` [Bug c++/18842] " felix dot nawothnig at t-online dot de 2004-12-05 14:53 ` steven at gcc dot gnu dot org [this message] 2004-12-05 15:00 ` pinskia at gcc dot gnu dot org 2004-12-05 15:14 ` [Bug tree-optimization/18842] " pinskia at gcc dot gnu dot org 2004-12-05 19:11 ` felix dot nawothnig at t-online dot de 2004-12-05 19:15 ` pinskia at gcc dot gnu dot org
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