From 764a9052f55acb6b3e5cceccd8d0598f9ed62d3f Mon Sep 17 00:00:00 2001
From: Nicolas Stucki <nicolas.stucki@gmail.com>
Date: Mon, 7 Feb 2022 16:39:36 +0100
Subject: [PATCH] Collect all local class definitions

Inline accessor was generated correctly and added at the end of the class.
Then transforming `bar` the `foo$inline` method was not collected yet.

Fixes #14373
---
 .../dotty/tools/dotc/transform/TreeMapWithStages.scala |  5 +++++
 tests/pos-macros/i14373.scala                          | 10 ++++++++++
 2 files changed, 15 insertions(+)
 create mode 100644 tests/pos-macros/i14373.scala

diff --git a/compiler/src/dotty/tools/dotc/transform/TreeMapWithStages.scala b/compiler/src/dotty/tools/dotc/transform/TreeMapWithStages.scala
index c4a3ead114b0..36e71e4a1d57 100644
--- a/compiler/src/dotty/tools/dotc/transform/TreeMapWithStages.scala
+++ b/compiler/src/dotty/tools/dotc/transform/TreeMapWithStages.scala
@@ -149,6 +149,11 @@ abstract class TreeMapWithStages(@constructorOnly ictx: Context) extends TreeMap
         case (_:Import | _:Export) =>
           tree
 
+        case _: Template =>
+          val last = enteredSyms
+          tree.symbol.owner.info.decls.foreach(markSymbol)
+          mapOverTree(last)
+
         case _ =>
           markDef(tree)
           mapOverTree(enteredSyms)
diff --git a/tests/pos-macros/i14373.scala b/tests/pos-macros/i14373.scala
new file mode 100644
index 000000000000..95014c17b0b4
--- /dev/null
+++ b/tests/pos-macros/i14373.scala
@@ -0,0 +1,10 @@
+import scala.quoted._
+trait Foo
+object Foo {
+  def apply_impl(using Quotes): Expr[Any] = '{
+    new Foo {
+      private def foo: String = ???
+      def bar: Any = ${ '{ foo }; ??? }
+    }
+  }
+}