[K/Wasm] Allow to export unsigned numbers

compiler/testData/codegen/boxWasmJsInterop/wasmExport.kt

@@ -2,18 +2,37 @@
 
 import kotlin.wasm.WasmExport
 
-@WasmExport
-fun exportDefaultName(): Boolean = true
-
-fun checkDefaultName(): Boolean = js("typeof wasmExports.exportDefaultName() !== 'object'")
-
 @WasmExport("exportOverriddenName")
 fun exportWithName(): Boolean = true
 
+@WasmExport
+fun exportDefaultName(): Boolean = true
+
+@WasmExport
+fun provideUByte(): UByte = UByte.MAX_VALUE
+
+@WasmExport
+fun provideUShort(): UShort = UShort.MAX_VALUE
+
+@WasmExport
+fun provideUInt(): UInt = UInt.MAX_VALUE
+
+@WasmExport
+fun provideULong(): ULong = ULong.MAX_VALUE
+
+fun checkDefaultName(): Boolean = js("typeof wasmExports.exportDefaultName() !== 'object'")
 fun checkOverriddenName(): Boolean = js("typeof wasmExports.exportOverriddenName() !== 'object'")
+fun checkProvideUByte(): Boolean = js("wasmExports.provideUByte() === -1")
+fun checkProvideUShort(): Boolean = js("wasmExports.provideUShort() === -1")
+fun checkProvideUInt(): Boolean = js("wasmExports.provideUInt() === -1")
+fun checkProvideULong(): Boolean = js("wasmExports.provideULong() === -1n")
 
 fun box(): String {
     if (!checkDefaultName()) return "checkDefaultName fail"
     if (!checkOverriddenName()) return "checkOverriddenName fail"
+    if (!checkProvideUByte()) return "checkProvideUByte fail"
+    if (!checkProvideUShort()) return "checkProvideUShort fail"
+    if (!checkProvideUInt()) return "checkProvideUInt fail"
+    if (!checkProvideULong()) return "checkProvideULong fail"
     return "OK"
 }