'when' should use intrinsics for '=='

#KT-19029 Fixed Target versions 1.1.5
 #KT-18818 Fixed Target versions 1.1.5

compiler/testData/codegen/bytecodeText/when/noBoxingInDefaultWhenWithSpecialCases.kt

@@ -0,0 +1,27 @@
+// FILE: C.kt
+class CInt(val value: Int)
+val nCInt3: CInt? = CInt(3)
+
+class CLong(val value: Long)
+val nCLong3: CLong? = CLong(3)
+
+// FILE: test.kt
+fun testInt(i: Int?) =
+        when (i) {
+            0 -> "zero"
+            42 -> "magic"
+            else -> "other"
+        }
+
+fun testLong(i: Long?) =
+        when (i) {
+            0L -> "zero"
+            42L -> "magic"
+            else -> "other"
+        }
+
+// @TestKt.class:
+// 0 valueOf
+// 0 Integer.valueOf
+// 0 Long.valueOf
+// 0 areEqual