Implement min max minOf maxOf functions for unsigned types (KT-30035)

libraries/stdlib/unsigned/src/kotlin/UMath.kt

@@ -0,0 +1,46 @@
+/*
+ * Copyright 2010-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
+
+package kotlin.math
+
+/**
+ * Returns the smaller of two values.
+ */
+@SinceKotlin("1.3")
+@ExperimentalUnsignedTypes
+@kotlin.internal.InlineOnly
+public inline fun min(a: UInt, b: UInt): UInt {
+    return minOf(a, b)
+}
+
+/**
+ * Returns the smaller of two values.
+ */
+@SinceKotlin("1.3")
+@ExperimentalUnsignedTypes
+@kotlin.internal.InlineOnly
+public inline fun min(a: ULong, b: ULong): ULong {
+    return minOf(a, b)
+}
+
+/**
+ * Returns the greater of two values.
+ */
+@SinceKotlin("1.3")
+@ExperimentalUnsignedTypes
+@kotlin.internal.InlineOnly
+public inline fun max(a: UInt, b: UInt): UInt {
+    return maxOf(a, b)
+}
+
+/**
+ * Returns the greater of two values.
+ */
+@SinceKotlin("1.3")
+@ExperimentalUnsignedTypes
+@kotlin.internal.InlineOnly
+public inline fun max(a: ULong, b: ULong): ULong {
+    return maxOf(a, b)
+}