test/langtools/tools/javac/diags/examples/SwitchExpressions.java

*** 21,31 ****
   * questions.
   */
  
  // key: compiler.misc.feature.switch.expressions
  // key: compiler.warn.preview.feature.use.plural
! // options: --enable-preview -source 12 -Xlint:preview
  
  class SwitchExpressions {
      int m(int i) {
          return switch (i) {
              default: break -1;
--- 21,31 ----
   * questions.
   */
  
  // key: compiler.misc.feature.switch.expressions
  // key: compiler.warn.preview.feature.use.plural
! // options: --enable-preview -source 13 -Xlint:preview
  
  class SwitchExpressions {
      int m(int i) {
          return switch (i) {
              default: break -1;