--- openjdk/hotspot/src/os_cpu/linux_x86/vm/os_linux_x86.cpp	2018-02-26 02:17:58.000000000 +0100
+++ openjdk/hotspot/src/os_cpu/linux_x86/vm/os_linux_x86.cpp	2018-03-29 07:57:45.644810996 +0200
@@ -541,6 +541,7 @@
   err.report_and_die();
 
   ShouldNotReachHere();
+  return false;
 }
 
 void os::Linux::init_thread_fpu_state(void) {