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[Bug tree-optimization/17252] [3.5 Regression] not marking char types as aliasing anything
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 31 Aug 2004 23:05:58 -0000
- Subject: [Bug tree-optimization/17252] [3.5 Regression] not marking char types as aliasing anything
- References: <20040831193546.17252.pinskia@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2004-08-31 23:05 -------
Here is another example without LIM:
char *a;
void g()
{
a[0] = 0;
a[1] = 0;
}
there should be two loads of a.
It broke between 2004-05-11 and 2004-05-14.
--
What |Removed |Added
----------------------------------------------------------------------------
Summary|[3.5 Regression] LIM can |[3.5 Regression] not marking
|create wrong code because of|char types as aliasing
|aliasing |anything
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17252