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/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-pre-stats" } */
double cos (double) __attribute__ ((const));
double sin (double) __attribute__ ((const));
double f(double a)
{
double b;
double c,d;
double (*fp) (double) __attribute__ ((const));
/* Fully redundant call, but we need a phi node to merge the results. */
if (a < 2.0)
{
fp = sin;
c = fp (a);
}
else
{
c = 1.0;
fp = cos;
c = fp (a);
}
d = fp (a);
return d + c;
}
/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre"} } */
/* { dg-final { cleanup-tree-dump "pre" } } */
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