Merge branch 'bump-version-support-to-12' into 'master'

Bump supported class version to V_12 (56)

See merge request asm/asm!187

asm-util/src/main/java/org/objectweb/asm/util/ASMifier.java

@@ -80,6 +80,7 @@ public class ASMifier extends Printer {
     classVersions.put(Opcodes.V9, "V9");
     classVersions.put(Opcodes.V10, "V10");
     classVersions.put(Opcodes.V11, "V11");
+    classVersions.put(Opcodes.V12, "V12");
     CLASS_VERSIONS = Collections.unmodifiableMap(classVersions);
   }
 

asm/src/main/java/org/objectweb/asm/ClassReader.java

@@ -171,7 +171,7 @@ public class ClassReader {
     this.b = classFileBuffer;
     // Check the class' major_version. This field is after the magic and minor_version fields, which
     // use 4 and 2 bytes respectively.
-    if (checkClassVersion && readShort(classFileOffset + 6) > Opcodes.V11) {
+    if (checkClassVersion && readShort(classFileOffset + 6) > Opcodes.V12) {
       throw new IllegalArgumentException(
           "Unsupported class file major version " + readShort(classFileOffset + 6));
     }

asm/src/main/java/org/objectweb/asm/Opcodes.java

@@ -69,6 +69,7 @@ public interface Opcodes {
   int V9 = 0 << 16 | 53;
   int V10 = 0 << 16 | 54;
   int V11 = 0 << 16 | 55;
+  int V12 = 0 << 16 | 56;
 
   /**
    * Version flag indicating that the class is using 'preview' features.

asm/src/test/java/org/objectweb/asm/ConstantsTest.java

@@ -79,6 +79,7 @@ public class ConstantsTest {
         case "V9":
         case "V10":
         case "V11":
+        case "V12":
           assertFalse(classVersions.contains(field.getInt(null)));
           classVersions.add(field.getInt(null));
           break;