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import scala.tools.partest.BytecodeTest
import scala.tools.partest.ASMConverters.instructionsFromMethod
import scala.tools.asm
import scala.tools.asm.util._
import scala.collection.JavaConverters._
object Test extends BytecodeTest {
val nullChecks = Set(asm.Opcodes.NEW)
def show: Unit = {
def test(methodName: String) {
val classNode = loadClassNode("Foo")
val methodNode = getMethod(classNode, "b")
val instrs = instructionsFromMethod(methodNode)
val ops = methodNode.instructions.iterator.asScala.map(_.getOpcode).toList
assert(!ops.contains(asm.Opcodes.NEW), instrs)// should be allocation free if the closure is eliminated
}
test("b")
}
}
class Foo {
@inline final def a(x: Int => Int) = x(1)
final def b {
val delta = 0
a(x => delta + 1)
}
}
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