Assure that synthetic field is retained.

raphw · raphw · commit 4d02893830a8 · 2022-01-07T22:33:37.000+01:00
diff --git a/byte-buddy-dep/src/test/java/net/bytebuddy/description/field/AbstractFieldDescriptionTest.java b/byte-buddy-dep/src/test/java/net/bytebuddy/description/field/AbstractFieldDescriptionTest.java
@@ -268,7 +268,11 @@ private static class DeprecationSample {
     }
 
     private class SyntheticField {
-        /* empty */
+
+        @SuppressWarnings("unused")
+        Object m() { // Since Java 18, a reference to the outer class is required to retain the synthetic field.
+            return AbstractFieldDescriptionTest.this;
+        }
     }
 
     private static class TransientSample {

Original file line number	Diff line number	Diff line change
`@@ -268,7 +268,11 @@ private static class DeprecationSample {`
`268`	`268`	`}`
`269`	`269`
`270`	`270`	`private class SyntheticField {`
`271`		`- /* empty */`
	`271`	`+`
	`272`	`+ @SuppressWarnings("unused")`
	`273`	`+ Object m() { // Since Java 18, a reference to the outer class is required to retain the synthetic field.`
	`274`	`+ return AbstractFieldDescriptionTest.this;`
	`275`	`+ }`
`272`	`276`	`}`
`273`	`277`
`274`	`278`	`private static class TransientSample {`