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[Bug tree-optimization/21734] [4.1 regression] ICE: -ftree-vectorize, segfault
- From: "reichelt at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 24 May 2005 14:07:13 -0000
- Subject: [Bug tree-optimization/21734] [4.1 regression] ICE: -ftree-vectorize, segfault
- References: <20050524080015.21734.stefaandr@hotmail.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From reichelt at gcc dot gnu dot org 2005-05-24 14:07 -------
Confirmed.
Reduced testcase (-O2 -ftree-vectorize -march=pentium4):
=========================================================
struct A
{
int a[4];
int& operator[](int i) { return a[i]; }
};
struct B : public A
{
int& operator[](int i) { return A::operator[](i); }
};
void foo(B &b)
{
for (int i=0; i<4; ++i)
b[i] = 0;
}
=========================================================
--
What |Removed |Added
----------------------------------------------------------------------------
CC| |reichelt at gcc dot gnu dot
| |org
Status|UNCONFIRMED |NEW
Ever Confirmed| |1
Keywords| |ice-on-valid-code, monitored
Known to fail| |4.1.0
Known to work| |4.0.0
Last reconfirmed|0000-00-00 00:00:00 |2005-05-24 14:07:09
date| |
Summary|ICE: -ftree-vectorize, |[4.1 regression] ICE: -
|segfault |ftree-vectorize, segfault
Target Milestone|--- |4.1.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21734