diff -r 7fc3d62481ba -r 1dab70e20292 make/autoconf/spec.gmk.in
--- a/make/autoconf/spec.gmk.in	Thu Jan 18 09:01:00 2018 -0800
+++ b/make/autoconf/spec.gmk.in	Thu Jan 18 18:58:46 2018 +0000
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2011, 2017, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -78,6 +78,7 @@
 OPENJDK_TARGET_CPU_LEGACY:=@OPENJDK_TARGET_CPU_LEGACY@
 OPENJDK_TARGET_CPU_LEGACY_LIB:=@OPENJDK_TARGET_CPU_LEGACY_LIB@
 OPENJDK_TARGET_CPU_OSARCH:=@OPENJDK_TARGET_CPU_OSARCH@
+OPENJDK_TARGET_OS_INCLUDE_SUBIDR:=@OPENJDK_TARGET_OS_INCLUDE_SUBDIR@
 
 HOTSPOT_TARGET_OS := @HOTSPOT_TARGET_OS@
 HOTSPOT_TARGET_OS_TYPE := @HOTSPOT_TARGET_OS_TYPE@
@@ -100,6 +101,8 @@
 OPENJDK_BUILD_CPU_BITS:=@OPENJDK_BUILD_CPU_BITS@
 OPENJDK_BUILD_CPU_ENDIAN:=@OPENJDK_BUILD_CPU_ENDIAN@
 
+OPENJDK_BUILD_OS_INCLUDE_SUBIDR:=@OPENJDK_TARGET_OS_INCLUDE_SUBDIR@
+
 # Target platform value in ModuleTarget class file attribute.
 OPENJDK_MODULE_TARGET_PLATFORM:=@OPENJDK_MODULE_TARGET_PLATFORM@
 
@@ -189,6 +192,10 @@
 # Vendor version string
 VENDOR_VERSION_STRING := @VENDOR_VERSION_STRING@
 
+# Class-file version
+VERSION_CLASSFILE_MAJOR := @VERSION_CLASSFILE_MAJOR@
+VERSION_CLASSFILE_MINOR := @VERSION_CLASSFILE_MINOR@
+
 # Convenience CFLAGS settings for passing version information into native programs.
 VERSION_CFLAGS := \
     -DVERSION_FEATURE=$(VERSION_FEATURE) \
@@ -204,6 +211,8 @@
     -DVERSION_SPECIFICATION='"$(VERSION_SPECIFICATION)"' \
     -DVERSION_DATE='"$(VERSION_DATE)"' \
     -DVENDOR_VERSION_STRING='"$(VENDOR_VERSION_STRING)"' \
+    -DVERSION_CLASSFILE_MAJOR=$(VERSION_CLASSFILE_MAJOR) \
+    -DVERSION_CLASSFILE_MINOR=$(VERSION_CLASSFILE_MINOR) \
     #
 
 ifneq ($(COMPANY_NAME),)
@@ -604,6 +613,8 @@
 INTERIM_LANGTOOLS_MODULES := $(addsuffix .interim, $(INTERIM_LANGTOOLS_BASE_MODULES))
 INTERIM_LANGTOOLS_ADD_EXPORTS := \
     --add-exports java.base/sun.reflect.annotation=jdk.compiler.interim \
+    --add-exports java.base/jdk.internal.jmod=jdk.compiler.interim \
+    --add-exports java.base/jdk.internal.misc=jdk.compiler.interim \
     #
 INTERIM_LANGTOOLS_MODULES_COMMA := $(strip $(subst $(SPACE),$(COMMA),$(strip \
     $(INTERIM_LANGTOOLS_MODULES))))