SI-7322 Interpolator idents must be encoded

Otherwise, they are not found.

This matters for term names with a differential encoding.

Footnote, normally ident() encodes, but INTERPOLATIONID
is !isIdent, so that is not used here.  Maybe that would
be the better improvement.

1 files changed, 11 insertions, 0 deletions

diff --git a/test/files/pos/t7322.scala b/test/files/pos/t7322.scala
new file mode 100644
index 0000000000..006bf89e9f
--- /dev/null
+++ b/test/files/pos/t7322.scala
@@ -0,0 +1,11 @@
+
+package object t7322 {
+  implicit class X(sc: StringContext) {
+    def x_?(args: Any*) = "hi there"
+  }
+}
+package t7322 {
+  trait Y {
+    x_?"junk"  // assume that if it compiles, it works
+  }
+}