diff -r e384420383a5 -r 6ab9ed1abc46 langtools/test/tools/javac/Diagnostics/6862608/T6862608a.java
--- a/langtools/test/tools/javac/Diagnostics/6862608/T6862608a.java	Wed Jul 05 22:10:57 2017 +0200
+++ b/langtools/test/tools/javac/Diagnostics/6862608/T6862608a.java	Tue Sep 06 17:04:43 2016 -0700
@@ -3,7 +3,7 @@
  * @bug     6862608
  * @summary rich diagnostic sometimes contain wrong type variable numbering
  * @author  mcimadamore
- * @compile/fail/ref=T6862608a.out -XDrawDiagnostics -diags:formatterOptions=disambiguateTvars,where T6862608a.java
+ * @compile/fail/ref=T6862608a.out -XDrawDiagnostics --diags:formatterOptions=disambiguateTvars,where T6862608a.java
  */