diff -r efdbe9b904ad -r f96fcd9e1e1b src/share/vm/gc_implementation/g1/g1CardCounts.hpp
--- a/src/share/vm/gc_implementation/g1/g1CardCounts.hpp	Tue Feb 23 18:58:36 2016 -0500
+++ b/src/share/vm/gc_implementation/g1/g1CardCounts.hpp	Thu Jun 14 09:15:08 2018 -0700
@@ -91,7 +91,7 @@
 
   jbyte* card_num_2_ptr(size_t card_num) {
     assert(card_num >= 0 && card_num < _reserved_max_card_num,
-           err_msg("card num out of range: "SIZE_FORMAT, card_num));
+           err_msg("card num out of range: " SIZE_FORMAT, card_num));
     return (jbyte*) (_ct_bot + card_num);
   }