[Bug tree-optimization/36630] New: [4.3/4.4 Regression] ICE in vect_update_ivs_after_vectorizer
jakub at gcc dot gnu dot org
gcc-bugzilla@gcc.gnu.org
Wed Jun 25 12:48:00 GMT 2008
void
foo (unsigned char *x, short y)
{
short i;
i = 2;
while (i < y)
{
x[i - 1] = x[i];
i = i + 1;
}
}
ICEs at -O3 on x86_64-linux in 4.3/4.4, works in 4.2 with -O3 -ftree-vectorize.
--
Summary: [4.3/4.4 Regression] ICE in
vect_update_ivs_after_vectorizer
Product: gcc
Version: 4.3.1
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: jakub at gcc dot gnu dot org
GCC target triplet: x86_64-linux
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36630
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