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Diffstat (limited to 'test/files/run/tailcalls.scala')
-rw-r--r-- | test/files/run/tailcalls.scala | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/test/files/run/tailcalls.scala b/test/files/run/tailcalls.scala index 8b198b53a0..9e714b979b 100644 --- a/test/files/run/tailcalls.scala +++ b/test/files/run/tailcalls.scala @@ -194,6 +194,27 @@ class TailCall[S](s: S) { } +class FancyTailCalls { + + def tcTryLocal(x: Int, v: Int): Int = { + try { + def loop(n: Int): Int = { + if (n == 0) v else loop(n - 1) + } + loop(x) + } finally {} + } + + final def tcTryCatch(x: Int, v: Int): Int = + try { + if (x == 0) v + else throw new RuntimeException("") + } catch { + case _: RuntimeException => + tcTryCatch(x - 1, v) + } + +} class NonTailCall { final def f1(n: Int): Int = try { @@ -348,6 +369,10 @@ object Test { check_success_b("TailCall.b1", TailCall.b1(max), true); check_success_b("TailCall.b2", TailCall.b2(max), true); + + val FancyTailCalls = new FancyTailCalls; + check_success("FancyTailCalls.tcTryLocal", FancyTailCalls.tcTryLocal(max, max), max) + check_success("FancyTailCalls.tcTryCatch", FancyTailCalls.tcTryCatch(max, max), max) } } |