Minor, update JVM target versions in -Xjdk-release help

compiler/cli/cli-common/src/org/jetbrains/kotlin/cli/common/arguments/K2JVMCompilerArguments.kt

@@ -75,7 +75,7 @@ class K2JVMCompilerArguments : CommonCompilerArguments() {
     @Argument(
         value = "-jvm-target",
         valueDescription = "<version>",
-        description = "Target version of the generated JVM bytecode (1.8, 9, 10, ..., 18), default is 1.8"
+        description = "Target version of the generated JVM bytecode (${JvmTarget.SUPPORTED_VERSIONS_DESCRIPTION}), default is 1.8"
     )
     var jvmTarget: String? by NullableStringFreezableVar(null)
 
@@ -378,7 +378,7 @@ default: `indy-with-constants` for JVM target 9 or greater, `inline` otherwise""
         value = "-Xjdk-release",
         valueDescription = "<version>",
         description = """Compile against the specified JDK API version, similarly to javac's `-release`. Requires JDK 9 or newer.
-Supported versions depend on the used JDK; for JDK 17+ supported versions are 1.8, 9, 10, ..., 17.
+Supported versions depend on the used JDK; for JDK 17+ supported versions are ${JvmTarget.SUPPORTED_VERSIONS_DESCRIPTION}.
 Also sets `-jvm-target` value equal to the selected JDK version"""
     )
     var jdkRelease: String? by NullableStringFreezableVar(null)

compiler/config.jvm/src/org/jetbrains/kotlin/config/JvmTarget.kt

@@ -58,5 +58,14 @@ enum class JvmTarget(
 
         fun supportedValues(): List<JvmTarget> =
             values().asList() - JVM_1_6
+
+        const val SUPPORTED_VERSIONS_DESCRIPTION =
+            "1.8, 9, 10, ..., 18"
+
+        init {
+            check(SUPPORTED_VERSIONS_DESCRIPTION == "1.8, 9, 10, ..., ${values().last().description}") {
+                "Please update the value of the constant JvmTarget.SUPPORTED_VERSIONS_DESCRIPTION."
+            }
+        }
     }
 }

compiler/testData/cli/jvm/extraHelp.out

@@ -39,7 +39,7 @@ where advanced options include:
   -Xjava-source-roots=<path> Paths to directories with Java source files
   -Xjavac-arguments=<option[,]> Java compiler arguments
   -Xjdk-release=<version>    Compile against the specified JDK API version, similarly to javac's `-release`. Requires JDK 9 or newer.
-                             Supported versions depend on the used JDK; for JDK 17+ supported versions are 1.8, 9, 10, ..., 17.
+                             Supported versions depend on the used JDK; for JDK 17+ supported versions are 1.8, 9, 10, ..., 18.
                              Also sets `-jvm-target` value equal to the selected JDK version
   -Xjspecify-annotations=ignore|strict|warn
                              Specify behavior for jspecify annotations.