Fix rebase breakage

Author: odersky

Diff for: compiler/src/dotty/tools/dotc/cc/Setup.scala

@@ -352,11 +352,11 @@ class Setup extends PreRecheck, SymTransformer, SetupAPI:
             if ann.symbol.isRetains then
               val parent2 = stripImpliedCaptureSet(parent1)
               if !tptToCheck.isEmpty then
-                checkWellformedLater(parent2, ann.tree, tpt)
+                checkWellformedLater(parent2, ann.tree, tptToCheck)
               try
                 CapturingType(parent2, ann.tree.toCaptureSet)
               catch case ex: IllegalCaptureRef =>
-                report.error(em"Illegal capture reference: ${ex.getMessage.nn}", tptToCheck.fold(NoSourcePosition)(_.srcPos))
+                report.error(em"Illegal capture reference: ${ex.getMessage.nn}", tptToCheck.srcPos)
                 parent2
             else
               t.derivedAnnotatedType(parent1, ann)

Diff for: tests/neg-custom-args/captures/use-capset.check

@@ -13,7 +13,7 @@
 -- [E007] Type Mismatch Error: tests/neg-custom-args/captures/use-capset.scala:15:50 -----------------------------------
 15 |  val _: () -> List[Object^{io}] -> Object^{io} = h2 // error, should be ->{io}
    |                                                  ^^
-   |                                      Found:    (h2 : () ->? (x$0: List[box Object^{io}]^{}) ->{io} Object^{io})
-   |                                      Required: () -> List[box Object^{io}] -> Object^{io}
+   |                                          Found:    (h2 : () ->? (x$0: List[box Object^]^{}) ->{io} Object^{io})
+   |                                          Required: () -> List[box Object^{io}] -> Object^{io}
    |
    | longer explanation available when compiling with `-explain`