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authorMartin Odersky <odersky@gmail.com>2014-11-17 17:08:26 +0100
committerMartin Odersky <odersky@gmail.com>2014-11-17 17:08:42 +0100
commite63feffe063987df54cb9a5916003eb400c0b49d (patch)
tree2fa127537afdcdfaf0b6847232382c9c3b03275d /tests/pos/tailcall
parenta75b21b43962e809284f923741c0aa7a03499ab3 (diff)
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Moved pending tests that work into pos and neg.
One test (t2613) required lifting a hard recursion limit in findMember (used for debug only, will be removed in the future). The same test also requires -Yno-deep-subtypes to be reset, so it's in pos_special instead of pos.
Diffstat (limited to 'tests/pos/tailcall')
-rw-r--r--tests/pos/tailcall/t1672.scala36
1 files changed, 36 insertions, 0 deletions
diff --git a/tests/pos/tailcall/t1672.scala b/tests/pos/tailcall/t1672.scala
new file mode 100644
index 000000000..77a86db22
--- /dev/null
+++ b/tests/pos/tailcall/t1672.scala
@@ -0,0 +1,36 @@
+// moved to pending.
+/* Tail calls translates this program to:
+
+final lazy object Test1672: Test1672$ = new Test1672$()
+ final class Test1672$() extends Object() { this: Test1672$.type =>
+ @tailrec def bar: (x: Int)(y: Int)Nothing = {
+ def tailLabel2: ($this: Test1672$.type)(x: Int)(y: Int)Nothing = {
+ try {
+ throw new scala.package.RuntimeException()
+ } catch {
+ def $anonfun: (x$1: Throwable)Nothing =
+ x$1 match {
+ case _: scala.package.Throwable =>
+ tailLabel2($this)(x)(y)
+ }
+ closure($anonfun)
+ }
+ }
+ tailLabel2(Test1672$.this)(x)(y)
+ }
+ }
+
+Note the tail call to taillabel2 from the local method $anonfun.
+LambdaLift doe snot know how to deal wioth this.
+*/
+
+object Test1672 {
+ @annotation.tailrec
+ def bar(x: Int)(y: Int) : Nothing = {
+ try {
+ throw new RuntimeException
+ } catch {
+ case _: Throwable => bar(x)(y)
+ }
+ }
+}