prohibits constructor overloading for macro bundles

As per Jason’s feedback, this commit handles overloaded constructors
in macro bundles. The backend now checks that we have a constructor of
a correct type. The frontend now prohibits multiple constructors altogether.

1 files changed, 12 insertions, 0 deletions

diff --git a/test/files/neg/macro-bundle-overloaded.scala b/test/files/neg/macro-bundle-overloaded.scala
new file mode 100644
index 0000000000..a4bc66f974
--- /dev/null
+++ b/test/files/neg/macro-bundle-overloaded.scala
@@ -0,0 +1,12 @@
+import scala.language.experimental.macros
+import scala.reflect.macros.blackbox.{Context => BlackboxContext}
+import scala.reflect.macros.whitebox.{Context => WhiteboxContext}
+
+class Bundle(val c: BlackboxContext) {
+  def this(c: WhiteboxContext) = this(c: BlackboxContext)
+  def impl = ???
+}
+
+object Macros {
+  def foo = macro Bundle.impl
+}
\ No newline at end of file