diff -r e75f6076d391 -r 286389b60292 make/hotspot/lib/CompileJvm.gmk
--- a/make/hotspot/lib/CompileJvm.gmk	Fri Oct 05 09:15:52 2018 -0400
+++ b/make/hotspot/lib/CompileJvm.gmk	Fri Oct 05 14:28:44 2018 -0400
@@ -92,7 +92,7 @@
   DISABLED_WARNINGS_gcc += return-type switch
 endif
 
-DISABLED_WARNINGS_clang := tautological-compare deprecated-declarations \
+DISABLED_WARNINGS_clang := tautological-compare \
     undefined-var-template sometimes-uninitialized unknown-pragmas \
     delete-non-virtual-dtor missing-braces char-subscripts \
     ignored-qualifiers missing-field-initializers mismatched-tags