diff -bu ./t/cmop/add_method_debugmode.t~ ./t/cmop/add_method_debugmode.t
--- ./t/cmop/add_method_debugmode.t~	2017-05-03 23:06:27.000000000 +0200
+++ ./t/cmop/add_method_debugmode.t	2017-05-14 15:31:32.000000000 +0200
@@ -13,6 +13,7 @@
 # preserves the correct debugging information when it (re)adds methods
 # back into a class or role.
 
+plan skip_all => 'cperl' if $^V =~ /5.2[45678].\d+c/;
 BEGIN {
      $^P = 831; # Enable debug mode
 }