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[Bug tree-optimization/23049] [4.1 Regression] ICE with -O3 -ftree-vectorize on 4.1.x
- 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: 24 Jul 2005 15:56:43 -0000
- Subject: [Bug tree-optimization/23049] [4.1 Regression] ICE with -O3 -ftree-vectorize on 4.1.x
- References: <20050724142245.23049.drab@kepler.fjfi.cvut.cz>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2005-07-24 15:56 -------
The reduced testcase for the second one:
unsigned long CRCTab[256];
void InitCRC(void) {
int I, J;
unsigned long C;
for (I=0; I<256; I++)
{
for (C=I,J=0;J<8;J++)
C=(C & 1) ? (C>>1)^0xEDB88320L : (C>>1);
CRCTab[I]=C;
}
}
They do look like the same bug.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23049