ada

	* gcc-interface/decl.c: Remove unused header files.
	* gcc-interface/misc.c: Likewise.
	* gcc-interface/targtyps.c: Likewise.
	* gcc-interface/trans.c: Likewise.
	* gcc-interface/utils.c: Likewise.
c

	* c-array-notation.c: Remove unused header files.
	* c-aux-info.c: Likewise.
	* c-convert.c: Likewise.
	* c-decl.c: Likewise.
	* c-errors.c: Likewise.
	* c-lang.c: Likewise.
	* c-objc-common.c: Likewise.
	* c-parser.c: Likewise.
	* c-typeck.c: Likewise.
	* gccspec.c: Likewise.

c-family

	* array-notation-common.c: Remove unused header files.
	* c-ada-spec.c: Likewise.
	* c-cilkplus.c: Likewise.
	* c-common.c: Likewise.
	* c-cppbuiltin.c: Likewise.
	* c-dump.c: Likewise.
	* c-format.c: Likewise.
	* c-gimplify.c: Likewise.
	* c-indentation.c: Likewise.
	* c-lex.c: Likewise.
	* c-omp.c: Likewise.
	* c-opts.c: Likewise.
	* c-pch.c: Likewise.
	* c-ppoutput.c: Likewise.
	* c-pragma.c: Likewise.
	* c-pretty-print.c: Likewise.
	* c-semantics.c: Likewise.
	* c-ubsan.c: Likewise.
	* cilk.c: Likewise.
	* stub-objc.c: Likewise.

cp

	* call.c: Remove unused header files.
	* class.c: Likewise.
	* constexpr.c: Likewise.
	* cp-array-notation.c: Likewise.
	* cp-cilkplus.c: Likewise.
	* cp-gimplify.c: Likewise.
	* cp-lang.c: Likewise.
	* cp-objcp-common.c: Likewise.
	* cp-ubsan.c: Likewise.
	* cvt.c: Likewise.
	* cxx-pretty-print.c: Likewise.
	* decl.c: Likewise.
	* decl2.c: Likewise.
	* dump.c: Likewise.
	* error.c: Likewise.
	* except.c: Likewise.
	* expr.c: Likewise.
	* friend.c: Likewise.
	* g++spec.c: Likewise.
	* init.c: Likewise.
	* lambda.c: Likewise.
	* lex.c: Likewise.
	* mangle.c: Likewise.
	* method.c: Likewise.
	* name-lookup.c: Likewise.
	* optimize.c: Likewise.
	* parser.c: Likewise.
	* pt.c: Likewise.
	* ptree.c: Likewise.
	* repo.c: Likewise.
	* rtti.c: Likewise.
	* search.c: Likewise.
	* semantics.c: Likewise.
	* tree.c: Likewise.
	* typeck.c: Likewise.
	* typeck2.c: Likewise.
	* vtable-class-hierarchy.c: Likewise.

Fortran

	* array.c: Remove unused header files.
	* convert.c: Likewise.
	* cpp.c: Likewise.
	* decl.c: Likewise.
	* f95-lang.c: Likewise.
	* frontend-passes.c: Likewise.
	* iresolve.c: Likewise.
	* match.c: Likewise.
	* module.c: Likewise.
	* options.c: Likewise.
	* parse.c: Likewise.
	* target-memory.c: Likewise.
	* trans-array.c: Likewise.
	* trans-common.c: Likewise.
	* trans-const.c: Likewise.
	* trans-decl.c: Likewise.
	* trans-expr.c: Likewise.
	* trans-intrinsic.c: Likewise.
	* trans-io.c: Likewise.
	* trans-openmp.c: Likewise.
	* trans-stmt.c: Likewise.
	* trans-types.c: Likewise.
	* trans.c: Likewise.

go

	* go-backend.c: Remove unused header files.
	* go-gcc.cc: Likewise.
	* go-lang.c: Likewise.
	* gospec.c: Likewise.

Java

	* boehm.c: Remove unused header files.
	* builtins.c: Likewise.
	* class.c: Likewise.
	* constants.c: Likewise.
	* decl.c: Likewise.
	* except.c: Likewise.
	* expr.c: Likewise.
	* java-gimplify.c: Likewise.
	* jcf-dump.c: Likewise.
	* jcf-io.c: Likewise.
	* jcf-parse.c: Likewise.
	* jvgenmain.c: Likewise.
	* lang.c: Likewise.
	* mangle.c: Likewise.
	* mangle_name.c: Likewise.
	* resource.c: Likewise.
	* typeck.c: Likewise.
	* verify-glue.c: Likewise.
	* verify-impl.c: Likewise.
	* zextract.c: Likewise.

jit

	* dummy-frontend.c: Remove unused header files.
	* jit-builtins.c: Likewise.
	* jit-playback.c: Likewise.
	* jit-recording.c: Likewise.
	* jit-spec.c: Likewise.
	* libgccjit.c: Likewise.

lto

	* lto-lang.c: Remove unused header files.
	* lto-object.c: Likewise.
	* lto-partition.c: Likewise.
	* lto-symtab.c: Likewise.
	* lto.c: Likewise.

objc

	* objc-act.c: Remove unused header files.
	* objc-encoding.c: Likewise.
	* objc-gnu-runtime-abi-01.c: Likewise.
	* objc-lang.c: Likewise.
	* objc-map.c: Likewise.
	* objc-next-runtime-abi-01.c: Likewise.
	* objc-next-runtime-abi-02.c: Likewise.
	* objc-runtime-shared-support.c: Likewise.

objcp

	* objcp-decl.c: Remove unused header files.
	* objcp-lang.c: Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@230166 138bc75d-0d04-0410-961f-82ee72b054a4

38 files changed, 40 insertions, 156 deletions

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 859f3783e4f..b2f8b64e2c7 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,43 @@
+2015-11-11  Andrew MacLeod  <amacleod@redhat.com>
+
+	* call.c: Remove unused header files.
+	* class.c: Likewise.
+	* constexpr.c: Likewise.
+	* cp-array-notation.c: Likewise.
+	* cp-cilkplus.c: Likewise.
+	* cp-gimplify.c: Likewise.
+	* cp-lang.c: Likewise.
+	* cp-objcp-common.c: Likewise.
+	* cp-ubsan.c: Likewise.
+	* cvt.c: Likewise.
+	* cxx-pretty-print.c: Likewise.
+	* decl.c: Likewise.
+	* decl2.c: Likewise.
+	* dump.c: Likewise.
+	* error.c: Likewise.
+	* except.c: Likewise.
+	* expr.c: Likewise.
+	* friend.c: Likewise.
+	* g++spec.c: Likewise.
+	* init.c: Likewise.
+	* lambda.c: Likewise.
+	* lex.c: Likewise.
+	* mangle.c: Likewise.
+	* method.c: Likewise.
+	* name-lookup.c: Likewise.
+	* optimize.c: Likewise.
+	* parser.c: Likewise.
+	* pt.c: Likewise.
+	* ptree.c: Likewise.
+	* repo.c: Likewise.
+	* rtti.c: Likewise.
+	* search.c: Likewise.
+	* semantics.c: Likewise.
+	* tree.c: Likewise.
+	* typeck.c: Likewise.
+	* typeck2.c: Likewise.
+	* vtable-class-hierarchy.c: Likewise.
+
 2015-11-09  Cesar Philippidis  <cesar@codesourcery.com>
 
 	* parser.c (cp_finalize_oacc_routine): New boolean first argument.
diff --git a/gcc/cp/call.c b/gcc/cp/call.c
index 13d84384462..a860e461ddd 100644
--- a/gcc/cp/call.c
+++ b/gcc/cp/call.c
@@ -26,12 +26,10 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "target.h"
-#include "tree.h"
 #include "cp-tree.h"
 #include "timevar.h"
 #include "stringpool.h"
 #include "cgraph.h"
-#include "alias.h"
 #include "stor-layout.h"
 #include "trans-mem.h"
 #include "flags.h"
diff --git a/gcc/cp/class.c b/gcc/cp/class.c
index b1239325991..866e342145d 100644
--- a/gcc/cp/class.c
+++ b/gcc/cp/class.c
@@ -25,11 +25,9 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "target.h"
-#include "tree.h"
 #include "cp-tree.h"
 #include "stringpool.h"
 #include "cgraph.h"
-#include "alias.h"
 #include "stor-layout.h"
 #include "attribs.h"
 #include "flags.h"
diff --git a/gcc/cp/constexpr.c b/gcc/cp/constexpr.c
index 51fae5af294..159c4b308f4 100644
--- a/gcc/cp/constexpr.c
+++ b/gcc/cp/constexpr.c
@@ -23,9 +23,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "alias.h"
 #include "varasm.h"
 #include "c-family/c-objc.h"
 #include "tree-iterator.h"
diff --git a/gcc/cp/cp-array-notation.c b/gcc/cp/cp-array-notation.c
index 9fd348ce2e9..d44505425b6 100644
--- a/gcc/cp/cp-array-notation.c
+++ b/gcc/cp/cp-array-notation.c
@@ -53,9 +53,7 @@
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "c-family/c-common.h"
 #include "tree-iterator.h"
 
 /* Creates a FOR_STMT with INIT, COND, INCR and BODY as the initializer,
diff --git a/gcc/cp/cp-cilkplus.c b/gcc/cp/cp-cilkplus.c
index 42af45f81db..2b3a5510b44 100644
--- a/gcc/cp/cp-cilkplus.c
+++ b/gcc/cp/cp-cilkplus.c
@@ -25,7 +25,6 @@
 #include "coretypes.h"
 #include "cp-tree.h"
 #include "tree-iterator.h"
-#include "tree-inline.h"  /* for copy_tree_body_r.  */
 #include "cilk.h"
 
 /* Callback for cp_walk_tree to validate the body of a pragma simd loop
diff --git a/gcc/cp/cp-gimplify.c b/gcc/cp/cp-gimplify.c
index e4b50e51292..2b77e75e183 100644
--- a/gcc/cp/cp-gimplify.c
+++ b/gcc/cp/cp-gimplify.c
@@ -23,18 +23,13 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "target.h"
-#include "function.h"
 #include "basic-block.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "c-family/c-common.h"
 #include "gimple.h"
 #include "predict.h"
 #include "stor-layout.h"
 #include "tree-iterator.h"
-#include "internal-fn.h"
 #include "gimplify.h"
-#include "flags.h"
 #include "c-family/c-ubsan.h"
 #include "cilk.h"
 
diff --git a/gcc/cp/cp-lang.c b/gcc/cp/cp-lang.c
index 451e03b9f81..048108d4f02 100644
--- a/gcc/cp/cp-lang.c
+++ b/gcc/cp/cp-lang.c
@@ -21,16 +21,11 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "target.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "c-family/c-common.h"
 #include "stor-layout.h"
 #include "langhooks.h"
 #include "langhooks-def.h"
-#include "debug.h"
 #include "cp-objcp-common.h"
-#include "parser.h"
 
 enum c_language_kind c_language = clk_cxx;
 static void cp_init_ts (void);
diff --git a/gcc/cp/cp-objcp-common.c b/gcc/cp/cp-objcp-common.c
index e5fe83703af..2758252aea0 100644
--- a/gcc/cp/cp-objcp-common.c
+++ b/gcc/cp/cp-objcp-common.c
@@ -21,14 +21,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tm.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "c-family/c-common.h"
-#include "langhooks.h"
-#include "langhooks-def.h"
-#include "debug.h"
-#include "cxx-pretty-print.h"
 #include "cp-objcp-common.h"
 
 /* Special routine to get the alias set for C++.  */
diff --git a/gcc/cp/cp-ubsan.c b/gcc/cp/cp-ubsan.c
index 86af6c7e55f..0aaf0af23cd 100644
--- a/gcc/cp/cp-ubsan.c
+++ b/gcc/cp/cp-ubsan.c
@@ -21,22 +21,8 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "basic-block.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "c-family/c-common.h"
-#include "gimple.h"
-#include "predict.h"
-#include "stringpool.h"
-#include "cgraph.h"
-#include "output.h"
-#include "toplev.h"
 #include "ubsan.h"
-#include "c-family/c-ubsan.h"
-#include "asan.h"
-#include "internal-fn.h"
-#include "stor-layout.h"
-#include "builtins.h"
 
 /* Test if we should instrument vptr access.  */
 
diff --git a/gcc/cp/cvt.c b/gcc/cp/cvt.c
index e764ee15243..c6e13f3f570 100644
--- a/gcc/cp/cvt.c
+++ b/gcc/cp/cvt.c
@@ -28,14 +28,11 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "target.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "alias.h"
 #include "stor-layout.h"
 #include "flags.h"
 #include "intl.h"
 #include "convert.h"
-#include "decl.h"
 
 static tree cp_convert_to_pointer (tree, tree, tsubst_flags_t);
 static tree convert_to_pointer_force (tree, tree, tsubst_flags_t);
diff --git a/gcc/cp/cxx-pretty-print.c b/gcc/cp/cxx-pretty-print.c
index 72bbfc5c318..5004e8f0284 100644
--- a/gcc/cp/cxx-pretty-print.c
+++ b/gcc/cp/cxx-pretty-print.c
@@ -21,9 +21,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tm.h"
 #include "cp-tree.h"
-#include "intl.h"
 #include "cxx-pretty-print.h"
 #include "tree-pretty-print.h"
 
diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c
index bd3f2bc6084..d12466612b2 100644
--- a/gcc/cp/decl.c
+++ b/gcc/cp/decl.c
@@ -31,21 +31,15 @@ along with GCC; see the file COPYING3.  If not see
 #include "coretypes.h"
 #include "target.h"
 #include "c-family/c-target.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "c-family/c-common.h"
 #include "timevar.h"
-#include "tm_p.h"
 #include "stringpool.h"
 #include "cgraph.h"
-#include "tree-hasher.h"
 #include "stor-layout.h"
 #include "varasm.h"
 #include "attribs.h"
-#include "calls.h"
 #include "flags.h"
 #include "tree-iterator.h"
-#include "tree-inline.h"
 #include "decl.h"
 #include "intl.h"
 #include "toplev.h"
diff --git a/gcc/cp/decl2.c b/gcc/cp/decl2.c
index a2d31a32e01..149f8a1c049 100644
--- a/gcc/cp/decl2.c
+++ b/gcc/cp/decl2.c
@@ -30,7 +30,6 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "target.h"
-#include "tree.h"
 #include "cp-tree.h"
 #include "c-family/c-common.h"
 #include "timevar.h"
@@ -40,15 +39,12 @@ along with GCC; see the file COPYING3.  If not see
 #include "attribs.h"
 #include "stor-layout.h"
 #include "calls.h"
-#include "flags.h"
 #include "decl.h"
 #include "toplev.h"
 #include "c-family/c-objc.h"
-#include "tree-inline.h"
 #include "c-family/c-pragma.h"
 #include "dumpfile.h"
 #include "intl.h"
-#include "langhooks.h"
 #include "c-family/c-ada-spec.h"
 #include "asan.h"
 
diff --git a/gcc/cp/dump.c b/gcc/cp/dump.c
index 471e124551a..8f8fa4f1e7b 100644
--- a/gcc/cp/dump.c
+++ b/gcc/cp/dump.c
@@ -21,10 +21,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tm.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "alias.h"
 #include "tree-dump.h"
 
 static void dump_access (dump_info_p, tree);
diff --git a/gcc/cp/error.c b/gcc/cp/error.c
index 286389c8aea..361e41af4bd 100644
--- a/gcc/cp/error.c
+++ b/gcc/cp/error.c
@@ -20,12 +20,8 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tm.h"
-#include "tree.h"
 #include "cp-tree.h"
 #include "stringpool.h"
-#include "alias.h"
-#include "flags.h"
 #include "tree-diagnostic.h"
 #include "langhooks-def.h"
 #include "intl.h"
diff --git a/gcc/cp/except.c b/gcc/cp/except.c
index abcfde889d2..9b2450d026f 100644
--- a/gcc/cp/except.c
+++ b/gcc/cp/except.c
@@ -24,15 +24,10 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "target.h"
-#include "tree.h"
 #include "cp-tree.h"
 #include "stringpool.h"
-#include "alias.h"
 #include "trans-mem.h"
 #include "attribs.h"
-#include "flags.h"
-#include "tree-inline.h"
 #include "tree-iterator.h"
 
 static void push_eh_cleanup (tree);
diff --git a/gcc/cp/expr.c b/gcc/cp/expr.c
index 946ad89cdd2..0155872e7e5 100644
--- a/gcc/cp/expr.c
+++ b/gcc/cp/expr.c
@@ -22,12 +22,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tm.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "tm_p.h"
-#include "alias.h"
-#include "flags.h"
 
 /* Expand C++-specific constants.  Currently, this means PTRMEM_CST.  */
 
diff --git a/gcc/cp/friend.c b/gcc/cp/friend.c
index 9d58efcc1c0..5d067bd8392 100644
--- a/gcc/cp/friend.c
+++ b/gcc/cp/friend.c
@@ -20,11 +20,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tm.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "alias.h"
-#include "flags.h"
 
 /* Friend data structures are described in cp-tree.h.  */
 
diff --git a/gcc/cp/g++spec.c b/gcc/cp/g++spec.c
index 6536d7e776f..35d8cbc5d7f 100644
--- a/gcc/cp/g++spec.c
+++ b/gcc/cp/g++spec.c
@@ -21,7 +21,6 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
-#include "gcc.h"
 #include "opts.h"
 
 /* This bit is set if we saw a `-xfoo' language specification.  */
diff --git a/gcc/cp/init.c b/gcc/cp/init.c
index 2e11acb6a67..9e582d66e3e 100644
--- a/gcc/cp/init.c
+++ b/gcc/cp/init.c
@@ -24,12 +24,9 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "target.h"
-#include "tree.h"
 #include "cp-tree.h"
 #include "stringpool.h"
-#include "alias.h"
 #include "varasm.h"
-#include "flags.h"
 #include "gimplify.h"
 #include "c-family/c-ubsan.h"
 
diff --git a/gcc/cp/lambda.c b/gcc/cp/lambda.c
index d10fff2ce63..5fe34731e4f 100644
--- a/gcc/cp/lambda.c
+++ b/gcc/cp/lambda.c
@@ -24,14 +24,9 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tm.h"
-#include "function.h"
-#include "hard-reg-set.h"
-#include "tree.h"
 #include "cp-tree.h"
 #include "stringpool.h"
 #include "cgraph.h"
-#include "alias.h"
 #include "tree-iterator.h"
 #include "toplev.h"
 
diff --git a/gcc/cp/lex.c b/gcc/cp/lex.c
index 3dc11553c5f..936542325c9 100644
--- a/gcc/cp/lex.c
+++ b/gcc/cp/lex.c
@@ -24,14 +24,8 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tm.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "timevar.h"
-#include "tm_p.h"
 #include "stringpool.h"
-#include "alias.h"
-#include "flags.h"
 #include "c-family/c-pragma.h"
 #include "c-family/c-objc.h"
 
diff --git a/gcc/cp/mangle.c b/gcc/cp/mangle.c
index 182e6055b63..6f8bf68d951 100644
--- a/gcc/cp/mangle.c
+++ b/gcc/cp/mangle.c
@@ -49,13 +49,9 @@ along with GCC; see the file COPYING3.  If not see
 #include "coretypes.h"
 #include "target.h"
 #include "vtable-verify.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "tm_p.h"
 #include "stringpool.h"
 #include "cgraph.h"
-#include "alias.h"
-#include "tree-hasher.h"
 #include "stor-layout.h"
 #include "flags.h"
 #include "attribs.h"
diff --git a/gcc/cp/method.c b/gcc/cp/method.c
index 97643b7f4f0..533ae0eae2d 100644
--- a/gcc/cp/method.c
+++ b/gcc/cp/method.c
@@ -25,14 +25,10 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "target.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "tm_p.h"
 #include "stringpool.h"
 #include "cgraph.h"
-#include "alias.h"
 #include "varasm.h"
-#include "flags.h"
 #include "toplev.h"
 #include "common/common-target.h"
 
diff --git a/gcc/cp/name-lookup.c b/gcc/cp/name-lookup.c
index 8744fff5c56..cebe57ead77 100644
--- a/gcc/cp/name-lookup.c
+++ b/gcc/cp/name-lookup.c
@@ -21,16 +21,11 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tm.h"
-#include "tree.h"
 #include "cp-tree.h"
 #include "timevar.h"
 #include "stringpool.h"
-#include "flags.h"
-#include "alias.h"
 #include "print-tree.h"
 #include "attribs.h"
-#include "intl.h"
 #include "debug.h"
 #include "c-family/c-pragma.h"
 #include "params.h"
diff --git a/gcc/cp/optimize.c b/gcc/cp/optimize.c
index f947d09a6d0..c4e70206f21 100644
--- a/gcc/cp/optimize.c
+++ b/gcc/cp/optimize.c
@@ -22,17 +22,11 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "target.h"
-#include "tree.h"
 #include "cp-tree.h"
 #include "stringpool.h"
 #include "cgraph.h"
-#include "alias.h"
-#include "params.h"
 #include "debug.h"
 #include "tree-inline.h"
-#include "flags.h"
-#include "langhooks.h"
-#include "dumpfile.h"
 #include "tree-iterator.h"
 
 /* Prototypes.  */
diff --git a/gcc/cp/parser.c b/gcc/cp/parser.c
index f3b4b467b58..a87675eb1b7 100644
--- a/gcc/cp/parser.c
+++ b/gcc/cp/parser.c
@@ -21,8 +21,6 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "target.h"
-#include "tree.h"
 #include "cp-tree.h"
 #include "c-family/c-common.h"
 #include "timevar.h"
@@ -32,14 +30,11 @@ along with GCC; see the file COPYING3.  If not see
 #include "attribs.h"
 #include "trans-mem.h"
 #include "intl.h"
-#include "c-family/c-pragma.h"
 #include "decl.h"
-#include "flags.h"
 #include "c-family/c-objc.h"
 #include "plugin.h"
 #include "tree-pretty-print.h"
 #include "parser.h"
-#include "type-utils.h"
 #include "omp-low.h"
 #include "gomp-constants.h"
 #include "c-family/c-indentation.h"
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c
index bfea8e20257..053a4ef2883 100644
--- a/gcc/cp/pt.c
+++ b/gcc/cp/pt.c
@@ -27,21 +27,15 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tm.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "c-family/c-common.h"
 #include "timevar.h"
 #include "stringpool.h"
 #include "varasm.h"
 #include "attribs.h"
 #include "stor-layout.h"
 #include "intl.h"
-#include "flags.h"
 #include "c-family/c-objc.h"
 #include "cp-objcp-common.h"
-#include "tree-inline.h"
-#include "decl.h"
 #include "toplev.h"
 #include "tree-iterator.h"
 #include "type-utils.h"
diff --git a/gcc/cp/ptree.c b/gcc/cp/ptree.c
index d01e8caab72..a9b3987f067 100644
--- a/gcc/cp/ptree.c
+++ b/gcc/cp/ptree.c
@@ -22,10 +22,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tm.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "alias.h"
 #include "print-tree.h"
 
 void
diff --git a/gcc/cp/repo.c b/gcc/cp/repo.c
index 2978198f45a..2d5c5da7cdd 100644
--- a/gcc/cp/repo.c
+++ b/gcc/cp/repo.c
@@ -27,13 +27,9 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tm.h"
-#include "tree.h"
 #include "cp-tree.h"
 #include "stringpool.h"
-#include "alias.h"
 #include "toplev.h"
-#include "flags.h"
 
 static const char *extract_string (const char **);
 static const char *get_base_filename (const char *);
diff --git a/gcc/cp/rtti.c b/gcc/cp/rtti.c
index be25be4e07d..b397b55b78c 100644
--- a/gcc/cp/rtti.c
+++ b/gcc/cp/rtti.c
@@ -22,15 +22,11 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "target.h"
-#include "tree.h"
 #include "cp-tree.h"
 #include "tm_p.h"
 #include "stringpool.h"
 #include "intl.h"
-#include "alias.h"
 #include "stor-layout.h"
-#include "flags.h"
-#include "convert.h"
 #include "c-family/c-pragma.h"
 
 /* C++ returns type information to the user in struct type_info
diff --git a/gcc/cp/search.c b/gcc/cp/search.c
index 93054bda5d8..94502f6322f 100644
--- a/gcc/cp/search.c
+++ b/gcc/cp/search.c
@@ -24,12 +24,8 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "target.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "alias.h"
 #include "intl.h"
-#include "flags.h"
 #include "toplev.h"
 
 static int is_subobject_of_p (tree, tree);
diff --git a/gcc/cp/semantics.c b/gcc/cp/semantics.c
index 7702a418b5b..db37e85e141 100644
--- a/gcc/cp/semantics.c
+++ b/gcc/cp/semantics.c
@@ -28,10 +28,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "coretypes.h"
 #include "target.h"
 #include "bitmap.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "c-family/c-common.h"
-#include "timevar.h"
 #include "stringpool.h"
 #include "cgraph.h"
 #include "stmt.h"
@@ -40,12 +37,8 @@ along with GCC; see the file COPYING3.  If not see
 #include "c-family/c-objc.h"
 #include "tree-inline.h"
 #include "intl.h"
-#include "toplev.h"
-#include "flags.h"
 #include "tree-iterator.h"
-#include "gimplify.h"
 #include "omp-low.h"
-#include "builtins.h"
 #include "convert.h"
 #include "gomp-constants.h"
 
diff --git a/gcc/cp/tree.c b/gcc/cp/tree.c
index 4311212770f..bd5caf735bc 100644
--- a/gcc/cp/tree.c
+++ b/gcc/cp/tree.c
@@ -21,18 +21,13 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tm.h"
 #include "tree.h"
 #include "cp-tree.h"
 #include "gimple-expr.h"
 #include "cgraph.h"
-#include "alias.h"
-#include "fold-const.h"
-#include "tree-hasher.h"
 #include "stor-layout.h"
 #include "print-tree.h"
 #include "tree-iterator.h"
-#include "flags.h"
 #include "tree-inline.h"
 #include "debug.h"
 #include "convert.h"
diff --git a/gcc/cp/typeck.c b/gcc/cp/typeck.c
index 0501e4ded95..90c95fb2977 100644
--- a/gcc/cp/typeck.c
+++ b/gcc/cp/typeck.c
@@ -28,12 +28,9 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "target.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "c-family/c-common.h"
 #include "stor-layout.h"
 #include "varasm.h"
-#include "flags.h"
 #include "intl.h"
 #include "convert.h"
 #include "c-family/c-objc.h"
diff --git a/gcc/cp/typeck2.c b/gcc/cp/typeck2.c
index e73ea139a03..cfc76c456d0 100644
--- a/gcc/cp/typeck2.c
+++ b/gcc/cp/typeck2.c
@@ -28,14 +28,10 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tm.h"
-#include "tree.h"
 #include "cp-tree.h"
-#include "alias.h"
 #include "stor-layout.h"
 #include "varasm.h"
 #include "intl.h"
-#include "flags.h"
 
 static tree
 process_init_constructor (tree type, tree init, tsubst_flags_t complain);
diff --git a/gcc/cp/vtable-class-hierarchy.c b/gcc/cp/vtable-class-hierarchy.c
index d5c31e8ce07..752345d7ea4 100644
--- a/gcc/cp/vtable-class-hierarchy.c
+++ b/gcc/cp/vtable-class-hierarchy.c
@@ -113,7 +113,6 @@ along with GCC; see the file COPYING3.  If not see
 #include "config.h"
 #include "system.h"
 #include "coretypes.h"
-#include "tm.h"
 #include "vtable-verify.h"
 #include "cp-tree.h"
 #include "stringpool.h"