diff options
Diffstat (limited to 'test/junit/scala/tools/nsc/backend/jvm/opt/InlinerTest.scala')
-rw-r--r-- | test/junit/scala/tools/nsc/backend/jvm/opt/InlinerTest.scala | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/test/junit/scala/tools/nsc/backend/jvm/opt/InlinerTest.scala b/test/junit/scala/tools/nsc/backend/jvm/opt/InlinerTest.scala index 192a036d5b..942b62b32c 100644 --- a/test/junit/scala/tools/nsc/backend/jvm/opt/InlinerTest.scala +++ b/test/junit/scala/tools/nsc/backend/jvm/opt/InlinerTest.scala @@ -1468,4 +1468,52 @@ class InlinerTest extends ClearAfterClass { assertEquals(casts("t5"), Nil) assertEquals(casts("t6"), Nil) } + + @Test + def inlineFromSealed(): Unit = { + val code = + """sealed abstract class Foo { + | @inline def bar(x: Int) = x + 1 + |} + |object Foo { + | def mkFoo(): Foo = new Baz2 + |} + | + |object Baz1 extends Foo + |final class Baz2 extends Foo + | + |object Test { + | def f = Foo.mkFoo() bar 10 + |} + """.stripMargin + + val cls = compile(code) + val test = cls.find(_.name == "Test$").get + assertEquals( + getSingleMethod(test, "f").instructions.summary, + List(GETSTATIC, "mkFoo", + BIPUSH, ISTORE, + IFNONNULL, ACONST_NULL, ATHROW, -1 /*label*/, + ILOAD, ICONST_1, IADD, IRETURN)) + } + + @Test // a test taken from the test suite for the 2.11 inliner + def oldInlineHigherOrderTest(): Unit = { + val code = + """class C { + | private var debug = false + | @inline private def ifelse[T](cond: => Boolean, ifPart: => T, elsePart: => T): T = if (cond) ifPart else elsePart + | final def t = ifelse(debug, 1, 2) + |} + """.stripMargin + val List(c) = compile(code) + val t = getSingleMethod(c, "t") + + // box-unbox will clean it up + assertEquals(getSingleMethod(c, "t").instructions.summary, + List( + ALOAD, "C$$$anonfun$1", IFEQ /*A*/, + "C$$$anonfun$2", IRETURN, + -1 /*A*/, "C$$$anonfun$3", IRETURN)) + } } |