diff --git a/generators/builtins/unsignedTypes.kt b/generators/builtins/unsignedTypes.kt
index 621da2b8cbc..ec1533589fa 100644
--- a/generators/builtins/unsignedTypes.kt
+++ b/generators/builtins/unsignedTypes.kt
@@ -260,9 +260,11 @@ class UnsignedArrayGenerator(val type: UnsignedType, out: PrintWriter) : BuiltIn
     val storageElementType = type.asSigned.capitalized
     val storageArrayType = storageElementType + "Array"
     override fun generateBody() {
-        out.println("@Suppress(\"NON_PUBLIC_PRIMARY_CONSTRUCTOR_OF_INLINE_CLASS\")")
         out.println("@SinceKotlin(\"1.3\")")
-        out.println("public inline class $arrayType internal constructor(private val storage: $storageArrayType) : Collection<$elementType> {")
+        out.println("public inline class $arrayType")
+        out.println("@Suppress(\"NON_PUBLIC_PRIMARY_CONSTRUCTOR_OF_INLINE_CLASS\")")
+        out.println("@PublishedApi")
+        out.println("internal constructor(private val storage: $storageArrayType) : Collection<$elementType> {")
         out.println(
             """
     /** Returns the array element at the given [index]. This method can be called using the index operator. */
@@ -294,17 +296,16 @@ class UnsignedArrayGenerator(val type: UnsignedType, out: PrintWriter) : BuiltIn
 
         out.println("}")
 
+        // TODO: Make inline constructor, like in ByteArray
         out.println()
         out.println("@SinceKotlin(\"1.3\")")
-        out.println("""public /*inline*/ fun $arrayType(size: Int, init: (Int) -> $elementType): $arrayType {
+        out.println("""public inline fun $arrayType(size: Int, init: (Int) -> $elementType): $arrayType {
     return $arrayType($storageArrayType(size) { index -> init(index).to$storageElementType() })
 }
 
-@Suppress("FORBIDDEN_VARARG_PARAMETER_TYPE")
 @SinceKotlin("1.3")
-public fun $arrayTypeOf(vararg elements: $elementType): $arrayType {
-    return $arrayType(elements.size) { index -> elements[index] }
-}"""
+// TODO: @kotlin.internal.InlineOnly
+public inline fun $arrayTypeOf(vararg elements: $elementType): $arrayType = elements"""
         )
     }
 }
diff --git a/libraries/stdlib/unsigned/src/kotlin/UByteArray.kt b/libraries/stdlib/unsigned/src/kotlin/UByteArray.kt
index 20cc92f0bc4..fc28484d5a1 100644
--- a/libraries/stdlib/unsigned/src/kotlin/UByteArray.kt
+++ b/libraries/stdlib/unsigned/src/kotlin/UByteArray.kt
@@ -7,9 +7,11 @@
 
 package kotlin
 
-@Suppress("NON_PUBLIC_PRIMARY_CONSTRUCTOR_OF_INLINE_CLASS")
 @SinceKotlin("1.3")
-public inline class UByteArray internal constructor(private val storage: ByteArray) : Collection<UByte> {
+public inline class UByteArray
+@Suppress("NON_PUBLIC_PRIMARY_CONSTRUCTOR_OF_INLINE_CLASS")
+@PublishedApi
+internal constructor(private val storage: ByteArray) : Collection<UByte> {
 
     /** Returns the array element at the given [index]. This method can be called using the index operator. */
     public operator fun get(index: Int): UByte = storage[index].toUByte()
@@ -39,12 +41,10 @@ public inline class UByteArray internal constructor(private val storage: ByteArr
 }
 
 @SinceKotlin("1.3")
-public /*inline*/ fun UByteArray(size: Int, init: (Int) -> UByte): UByteArray {
+public inline fun UByteArray(size: Int, init: (Int) -> UByte): UByteArray {
     return UByteArray(ByteArray(size) { index -> init(index).toByte() })
 }
 
-@Suppress("FORBIDDEN_VARARG_PARAMETER_TYPE")
 @SinceKotlin("1.3")
-public fun ubyteArrayOf(vararg elements: UByte): UByteArray {
-    return UByteArray(elements.size) { index -> elements[index] }
-}
+// TODO: @kotlin.internal.InlineOnly
+public inline fun ubyteArrayOf(vararg elements: UByte): UByteArray = elements
diff --git a/libraries/stdlib/unsigned/src/kotlin/UIntArray.kt b/libraries/stdlib/unsigned/src/kotlin/UIntArray.kt
index c76071bd7da..a84d4efde2a 100644
--- a/libraries/stdlib/unsigned/src/kotlin/UIntArray.kt
+++ b/libraries/stdlib/unsigned/src/kotlin/UIntArray.kt
@@ -7,9 +7,11 @@
 
 package kotlin
 
-@Suppress("NON_PUBLIC_PRIMARY_CONSTRUCTOR_OF_INLINE_CLASS")
 @SinceKotlin("1.3")
-public inline class UIntArray internal constructor(private val storage: IntArray) : Collection<UInt> {
+public inline class UIntArray
+@Suppress("NON_PUBLIC_PRIMARY_CONSTRUCTOR_OF_INLINE_CLASS")
+@PublishedApi
+internal constructor(private val storage: IntArray) : Collection<UInt> {
 
     /** Returns the array element at the given [index]. This method can be called using the index operator. */
     public operator fun get(index: Int): UInt = storage[index].toUInt()
@@ -39,12 +41,10 @@ public inline class UIntArray internal constructor(private val storage: IntArray
 }
 
 @SinceKotlin("1.3")
-public /*inline*/ fun UIntArray(size: Int, init: (Int) -> UInt): UIntArray {
+public inline fun UIntArray(size: Int, init: (Int) -> UInt): UIntArray {
     return UIntArray(IntArray(size) { index -> init(index).toInt() })
 }
 
-@Suppress("FORBIDDEN_VARARG_PARAMETER_TYPE")
 @SinceKotlin("1.3")
-public fun uintArrayOf(vararg elements: UInt): UIntArray {
-    return UIntArray(elements.size) { index -> elements[index] }
-}
+// TODO: @kotlin.internal.InlineOnly
+public inline fun uintArrayOf(vararg elements: UInt): UIntArray = elements
diff --git a/libraries/stdlib/unsigned/src/kotlin/ULongArray.kt b/libraries/stdlib/unsigned/src/kotlin/ULongArray.kt
index 6d50d735667..df34cc36979 100644
--- a/libraries/stdlib/unsigned/src/kotlin/ULongArray.kt
+++ b/libraries/stdlib/unsigned/src/kotlin/ULongArray.kt
@@ -7,9 +7,11 @@
 
 package kotlin
 
-@Suppress("NON_PUBLIC_PRIMARY_CONSTRUCTOR_OF_INLINE_CLASS")
 @SinceKotlin("1.3")
-public inline class ULongArray internal constructor(private val storage: LongArray) : Collection<ULong> {
+public inline class ULongArray
+@Suppress("NON_PUBLIC_PRIMARY_CONSTRUCTOR_OF_INLINE_CLASS")
+@PublishedApi
+internal constructor(private val storage: LongArray) : Collection<ULong> {
 
     /** Returns the array element at the given [index]. This method can be called using the index operator. */
     public operator fun get(index: Int): ULong = storage[index].toULong()
@@ -39,12 +41,10 @@ public inline class ULongArray internal constructor(private val storage: LongArr
 }
 
 @SinceKotlin("1.3")
-public /*inline*/ fun ULongArray(size: Int, init: (Int) -> ULong): ULongArray {
+public inline fun ULongArray(size: Int, init: (Int) -> ULong): ULongArray {
     return ULongArray(LongArray(size) { index -> init(index).toLong() })
 }
 
-@Suppress("FORBIDDEN_VARARG_PARAMETER_TYPE")
 @SinceKotlin("1.3")
-public fun ulongArrayOf(vararg elements: ULong): ULongArray {
-    return ULongArray(elements.size) { index -> elements[index] }
-}
+// TODO: @kotlin.internal.InlineOnly
+public inline fun ulongArrayOf(vararg elements: ULong): ULongArray = elements
diff --git a/libraries/stdlib/unsigned/src/kotlin/UShortArray.kt b/libraries/stdlib/unsigned/src/kotlin/UShortArray.kt
index f0de1806fef..3f53deaae65 100644
--- a/libraries/stdlib/unsigned/src/kotlin/UShortArray.kt
+++ b/libraries/stdlib/unsigned/src/kotlin/UShortArray.kt
@@ -7,9 +7,11 @@
 
 package kotlin
 
-@Suppress("NON_PUBLIC_PRIMARY_CONSTRUCTOR_OF_INLINE_CLASS")
 @SinceKotlin("1.3")
-public inline class UShortArray internal constructor(private val storage: ShortArray) : Collection<UShort> {
+public inline class UShortArray
+@Suppress("NON_PUBLIC_PRIMARY_CONSTRUCTOR_OF_INLINE_CLASS")
+@PublishedApi
+internal constructor(private val storage: ShortArray) : Collection<UShort> {
 
     /** Returns the array element at the given [index]. This method can be called using the index operator. */
     public operator fun get(index: Int): UShort = storage[index].toUShort()
@@ -39,12 +41,10 @@ public inline class UShortArray internal constructor(private val storage: ShortA
 }
 
 @SinceKotlin("1.3")
-public /*inline*/ fun UShortArray(size: Int, init: (Int) -> UShort): UShortArray {
+public inline fun UShortArray(size: Int, init: (Int) -> UShort): UShortArray {
     return UShortArray(ShortArray(size) { index -> init(index).toShort() })
 }
 
-@Suppress("FORBIDDEN_VARARG_PARAMETER_TYPE")
 @SinceKotlin("1.3")
-public fun ushortArrayOf(vararg elements: UShort): UShortArray {
-    return UShortArray(elements.size) { index -> elements[index] }
-}
+// TODO: @kotlin.internal.InlineOnly
+public inline fun ushortArrayOf(vararg elements: UShort): UShortArray = elements