Fix and test for #1674; we aren't supposed to b...

Fix and test for #1674; we aren't supposed to be validating positions
if there are syntax errors ... ensure that's so; we are supposed to be
validating positions when -Yide-debug is set ... ensure that's so.

1 files changed, 3 insertions, 0 deletions

diff --git a/test/files/positions/Unsupported1.scala b/test/files/positions/Unsupported1.scala
new file mode 100644
index 0000000000..1dca4ad6bb
--- /dev/null
+++ b/test/files/positions/Unsupported1.scala
@@ -0,0 +1,3 @@
+object Unsupported1 {
+  1 match { case <object>rest }</object> => rest }
+}