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[pf3gnuchains/gcc-fork.git] / gcc / testsuite / gcc.dg / tree-ssa / tailrecursion-1.c
1 /* { dg-do compile } */
2 /* { dg-options "-O1 -foptimize-sibling-calls -fdump-tree-tailr-details" } */
3 int
4 t(int a)
5 {
6         if (a)
7                 return t(a-1);
8         else
9                 return 0;
10 }
11 /* { dg-final { scan-tree-dump-times "Eliminated tail recursion" 1 "tailr"} } */
12 /* { dg-final { cleanup-tree-dump "tailr" } } */