Add test to pickling list

noti0na1 · noti0na1 · commit 200548e1c3e3 · 2025-01-07T16:13:49.000+01:00
diff --git a/compiler/test/dotc/pos-test-pickling.blacklist b/compiler/test/dotc/pos-test-pickling.blacklist
@@ -70,6 +70,7 @@ i18211.scala
 10867.scala
 named-tuples1.scala
 i20897.scala
+i20512.scala
 
 # Opaque type
 i5720.scala
