Index: gcc/coverage.c
===================================================================
--- gcc/coverage.c	(revision 191679)
+++ gcc/coverage.c	(working copy)
@@ -274,6 +274,7 @@
   {
     { "-fexceptions", "-fno-exceptions", true },
     { "-fsized-delete", "-fno-sized-delete", false },
+    { "-frtti", "-fno-rtti", true },
     { NULL, NULL, false }
   };