diff -r d349685a98ae -r c0a7c7161d3a src/hotspot/share/gc/z/zNMethodTable.cpp
--- a/src/hotspot/share/gc/z/zNMethodTable.cpp	Tue Aug 06 15:50:25 2019 +0200
+++ b/src/hotspot/share/gc/z/zNMethodTable.cpp	Tue Aug 06 15:50:30 2019 +0200
@@ -113,8 +113,8 @@
 
   log_debug(gc, nmethod)("Rebuilding NMethod Table: "
                          SIZE_FORMAT "->" SIZE_FORMAT " entries, "
-                         SIZE_FORMAT "(%.0lf%%->%.0lf%%) registered, "
-                         SIZE_FORMAT "(%.0lf%%->%.0lf%%) unregistered",
+                         SIZE_FORMAT "(%.0f%%->%.0f%%) registered, "
+                         SIZE_FORMAT "(%.0f%%->%.0f%%) unregistered",
                          _size, new_size,
                          _nregistered, percent_of(_nregistered, _size), percent_of(_nregistered, new_size),
                          _nunregistered, percent_of(_nunregistered, _size), 0.0);