1 files changed, 2 insertions, 0 deletions
diff --git a/pp.c b/pp.c
index 9eaac05897..4080c45296 100644
--- a/pp.c
+++ b/pp.c
@@ -234,6 +234,8 @@ PP(pp_rv2sv)
 	case SVt_PVAV:
 	case SVt_PVHV:
 	case SVt_PVCV:
+	case SVt_PVFM:
+	case SVt_PVIO:
 	    DIE(aTHX_ "Not a SCALAR reference");
 	}
     }