--- a/make/hotspot/gensrc/GensrcAdlc.gmk	Mon Feb 19 14:19:40 2018 +0100
+++ b/make/hotspot/gensrc/GensrcAdlc.gmk	Mon Feb 19 23:07:19 2018 +0100
@@ -52,8 +52,8 @@
   endif
 
   # Set the C++ standard if supported
-  ADLC_CFLAGS += $(CXXSTD_CXXFLAG)
-  
+  ADLC_CFLAGS += $(ADLC_CXXFLAG)
+
   # NOTE: The old build didn't set -DASSERT for windows but it doesn't seem to
   # hurt.
   ADLC_CFLAGS += -DASSERT