Disallowed implicit modifier on auxiliary const...

Disallowed implicit modifier on auxiliary constructors, since it either
silently accomplishes nothing or crashes the compiler. If it should do
something useful let me know. Closes SI-4882, review by odersky.

1 files changed, 3 insertions, 0 deletions

diff --git a/test/files/neg/bug4882.scala b/test/files/neg/bug4882.scala
new file mode 100644
index 0000000000..4e58ef7879
--- /dev/null
+++ b/test/files/neg/bug4882.scala
@@ -0,0 +1,3 @@
+class Foo(value: Int) {
+  implicit def this(a: String) = this(a.toInt)
+}