[JS, IR] Deprecated outputFile

compiler/cli/cli-common/src/org/jetbrains/kotlin/cli/common/arguments/K2JSCompilerArguments.kt

@@ -16,6 +16,11 @@ class K2JSCompilerArguments : CommonCompilerArguments() {
         @JvmStatic private val serialVersionUID = 0L
     }
 
+    @GradleDeprecatedOption(
+        "Only for legacy backend. For IR backend please use task.destinationDirectory and moduleName",
+        "1.10",
+        DeprecationLevel.WARNING
+    )
     @GradleOption(
         value = DefaultValues.StringNullDefault::class,
         gradleInputType = GradleInputTypes.INTERNAL // handled by task 'outputFileProperty'

libraries/tools/kotlin-gradle-plugin-api/src/common/kotlin/org/jetbrains/kotlin/gradle/dsl/KotlinJsOptions.kt

@@ -63,7 +63,7 @@ interface KotlinJsOptions : org.jetbrains.kotlin.gradle.dsl.KotlinCommonOptions
      * Destination *.js file for the compilation result
      * Default value: null
      */
-    @Deprecated(message = "Use task 'outputFileProperty' to specify location", level = DeprecationLevel.WARNING)
+    @Deprecated(message = "Only for legacy backend. For IR backend please use task.destinationDirectory and moduleName", level = DeprecationLevel.WARNING)
     var outputFile: kotlin.String?
         get() = options.outputFile.orNull
         set(value) = options.outputFile.set(value)