Fix #1647 Evaluate annotation arguments in proper context

Need to evaluate annotation arguments in an expression context, since
classes defined in asuch arguments should not be entered into enclosing
class.

Fixes #1647

1 files changed, 4 insertions, 0 deletions

diff --git a/tests/neg/i1647.scala b/tests/neg/i1647.scala
new file mode 100644
index 000000000..b6910cc70
--- /dev/null
+++ b/tests/neg/i1647.scala
@@ -0,0 +1,4 @@
+class ann {
+  @ann({ def baz })  // error: missing return type
+  def foo(): Unit
+}