diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/tailrecursion-6.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/tailrecursion-6.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/tailrecursion-6.c b/gcc/testsuite/gcc.dg/tree-ssa/tailrecursion-6.c new file mode 100644 index 000000000..37942752a --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/tailrecursion-6.c @@ -0,0 +1,12 @@ +/* { 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\[1-2\]" } } */ |