Remove outermost loop parameter.

[official-gcc/graphite-test-results.git] / gcc / testsuite / gcc.dg / tree-ssa / tailrecursion-6.c

/* { dg-do compile } */
/* { dg-options "-O1 -foptimize-sibling-calls -fdump-tree-tailr-details" } */
int
foo (int a)
{
        if (a)
                return a * (2 * (foo (a - 1))) + a + 1;
        else
                return 0;
}
/* { dg-final { scan-tree-dump-times "Eliminated tail recursion" 1 "tailr1"} } */
/* { dg-final { cleanup-tree-dump "tailr\[1-2\]" } } */