[PATCH] Install cp/operators.def as part of plugin headers

https://gcc.gnu.org/ml/gcc-patches/2017-11/msg00498.html
2017-11-07 Boris Kolpackov  <boris@codesynthesis.com>
	* Make-lang.in (CP_PLUGIN_HEADERS): Add operators.def since included
	in cp-tree.h.

From-SVN: r254512

gcc/cp/ChangeLog

+2017-11-07 Boris Kolpackov  <boris@codesynthesis.com>
+
+	* Make-lang.in (CP_PLUGIN_HEADERS): Add operators.def since included
+	in cp-tree.h.
+
 2017-11-07  Jakub Jelinek  <jakub@redhat.com>
 
 	PR c++/82835

gcc/cp/Make-lang.in

@@ -39,7 +39,7 @@ CXX_INSTALL_NAME := $(shell echo c++|sed '$(program_transform_name)')
 GXX_INSTALL_NAME := $(shell echo g++|sed '$(program_transform_name)')
 CXX_TARGET_INSTALL_NAME := $(target_noncanonical)-$(shell echo c++|sed '$(program_transform_name)')
 GXX_TARGET_INSTALL_NAME := $(target_noncanonical)-$(shell echo g++|sed '$(program_transform_name)')
-CP_PLUGIN_HEADERS := cp-tree.h cxx-pretty-print.h name-lookup.h type-utils.h
+CP_PLUGIN_HEADERS := cp-tree.h cxx-pretty-print.h name-lookup.h type-utils.h operators.def
 
 #
 # Define the names for selecting c++ in LANGUAGES.