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/* PR tree-optimization/64193 */
/* { dg-do compile } */
/* { dg-options "-O -fdump-tree-fre1" } */
double T,T2,E1[5];
int J;
void
PA(double E[])
{
J = 0;
L10:
E[1] = ( E[1] + E[2] + E[3] - E[4]) * T;
E[2] = ( E[1] + E[2] - E[3] + E[4]) * T;
E[3] = ( E[1] - E[2] + E[3] + E[4]) * T;
E[4] = (-E[1] + E[2] + E[3] + E[4]) / T2;
J += 1;
if (J < 6)
goto L10;
}
/* We should remove 15 dead loads and some related stmts, fully propagating
their replacements with exactly 4 loads and 4 stores from/to E remaining. */
/* { dg-final { scan-tree-dump-times "MEM" 8 "fre1" } } */
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