This readily manifests in 11u. It is obscured in HEAD JDK by disabled "return-type" warning (and changed ShouldNotReachHere/BREAKPOINT definition?) for Zero.

src/hotspot/cpu/zero/cppInterpreter_zero.cpp: In function intptr_t narrow(BasicType, intptr_t):
src/hotspot/share/utilities/breakpoint.hpp:43:32: warning: control reaches end of non-void function [-Wreturn-type]
 #define BREAKPOINT ::breakpoint()
                    ~~~~~~~~~~~~^~
src/hotspot/share/utilities/debug.hpp:130:3: note: in expansion of macro BREAKPOINT
   BREAKPOINT; \
   ^~~~~~~~~~
src/hotspot/cpu/zero/cppInterpreter_zero.cpp:103:16: note: in expansion of macro ShouldNotReachHere
     default : ShouldNotReachHere();
                ^~~~~~~~~~~~~~~~~~

cppInterpreter_zero.cpp was renamed to zeroInterpreter_zero.cpp by JDK-8239782.