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/* { dg-do compile } */
/* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-fre-stats" } */
double cos (double);
void link_error();
void f(double a)
{
double b = cos (a);
double c = cos (a);
if (b != c)
link_error();
}
/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "fre"} } */
/* { dg-final { cleanup-tree-dump "fre" } } */
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