diff -r 0a9cb99a98a0 -r 744dc9c33676 src/hotspot/share/opto/arraycopynode.hpp
--- a/src/hotspot/share/opto/arraycopynode.hpp	Mon Mar 11 00:06:48 2019 +0100
+++ b/src/hotspot/share/opto/arraycopynode.hpp	Mon Mar 11 02:05:07 2019 -0400
@@ -47,7 +47,7 @@
   static const char* _kind_names[CopyOfRange+1];
 #endif
   // Is the alloc obtained with
-  // AllocateArrayNode::Ideal_array_allocation() tighly coupled
+  // AllocateArrayNode::Ideal_array_allocation() tightly coupled
   // (arraycopy follows immediately the allocation)?
   // We cache the result of LibraryCallKit::tightly_coupled_allocation
   // here because it's much easier to find whether there's a tightly