This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug tree-optimization/49413] over-optimization that causes valid code to segfault
- From: "pinskia at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 15 Jun 2011 01:13:29 +0000
- Subject: [Bug tree-optimization/49413] over-optimization that causes valid code to segfault
- Auto-submitted: auto-generated
- References: <bug-49413-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49413
--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> 2011-06-15 01:13:14 UTC ---
The problem is:
double *v = (qp == &(t->q)) ? t->xyz->va : t->xyz->vb;
the pointer v is a pointer to a 8 byte aligned data but you supply it with
something which is only 4 byte aligned.