Disable labelnotused for jvm.
--- a/make/hotspot/lib/CompileJvm.gmk Mon Jun 11 14:47:45 2018 +0200
+++ b/make/hotspot/lib/CompileJvm.gmk Thu Jun 14 11:58:17 2018 +0200
@@ -167,7 +167,7 @@
implicit-fallthrough expansion-to-defined, \
DISABLED_WARNINGS_clang := tautological-compare, \
DISABLED_WARNINGS_solstudio := $(DISABLED_WARNINGS_solstudio) \
- hidef w_novirtualdescr inlafteruse \
+ labelnotused hidef w_novirtualdescr inlafteruse \
unknownpragma doubunder w_enumnotused w_toomanyenumnotused \
wvarhidenmem wunreachable wnoretvalue, \
DISABLED_WARNINGS_xlc := 1540-0216 1540-0198 1540-1090 1540-1639 \